http://www.cannonmicroprobe.com

 

ELECTRON MICROPROBE and  FTIR STANDARDS

 

and Reference Materials for FTIR  and X-Ray Analysis

 

Updated January, 2008

 

 

       

         0.5 inch diameter mount                                cinnabar stock                                                    standard  as  shipped

 

PRICING and SAMPLE TYPES

All standards and reference materials are priced at $15.00 for a one millimeter grain unless otherwise noted in the specific sample description. There is no charge for shipping by ordinary first class mail.  Express mail charges are billed at cost.  Payment must be made by institutional check, cashier's check, Western Union, Wire Transfer or Money Order.   Charge cards can not be processed.

 

Grains are attached to a Cannon Microprobe sample card and fixed in place with non-gummy translucent tape.  Data on the materials is provided via an e-mail attachment.   A good electron microprobe standard is a rare and treasured item.  It must have an accurate analysis of trace and major constituents, it must be stable under the electron beam and it must be homogeneous.  Over the years, I've encountered very few electron microprobe standards that actually possess all of the qualities just mentioned.   The individual laboratory itself must verify that a particular material can qualify as a true electron microprobe standard for the purpose intended at that laboratory.   For this reason, I consider most of the items in this catalog to be "reference materials", and they must be converted to a new electron microprobe standard by the cross analysis of other very well characterized standards in the laboratory's own collection.

 

The materials in this catalog are guaranteed to be correctly identified, but there is no guarantee relating to accuracy of analysis, purity, homogeneity or suitability to purpose.  That being stated, materials that prove grossly unsatisfactory will be credited their value to the customer's account.  It is not necessary to "pluck" them out of their mount and return them.  I am keenly interested in user feedback about the characteristics of the materials I offer.

 

CUSTOM STANDARD BLOCKS

Cannon Microprobe can prepare cast polished blocks in the following sizes: 0.5, 1.0, 1.25 inch round and 0.5 inch square.   Up to 100 grains can be mounted in a single 0.5 round mount.  To achieve a uniform polish, materials harder than Moh's 8 should not be included on a block containing soft materials.  The block preparation charge is $95.00.  The mounting charge is $2.50 per grain.

 

ABBREVIATIONS

(HQAA) = high quality analysis available   (SANA) = Specific analysis not available,  (LG) = Laboratory Grown,  (GKC) = synthesized by Gerald Czamanske, (LJC) = synthsized by Louis Cabri,  (SKM) = synthesized by Sven Karup Moller,  (JZ) = synthesized by Jack Zektzer.

 

Numbers in Brackets = Maximum dimension in microns of available grains.

 

SEE X-RAY SPECTRA OF SOME OF THESE MATERIALS AT    X-RAY SPECTRA OF MINERALS

 

========================================================================================================================== 

 

SYNTHETIC MINERALS and LABORATORY GROWN MATERIALS

 

 

ALUMINUM.................Al --- Poor polish.  99.9%.  Oxidizes and picks up contamination.

ALUMINUM FLUORIDE..AlF3 --- 99.9%.

ALUMINUM NITRIDE.....AlN --- 99.9%, but shows inclusions of yttrium aluminate.

ALUMINUM OXIDE.......Al2O3 = Corundum --- Pure single crystal material. Sapphire.

 

ANTIMONY..................Sb = Native antimony --- 99.99%. Coarsely crystalline.

ANTIMONY OXIDE........Sb2O3 = Senarmontite --- 99.9%   Coarsely crystalline.

ANTIMONY SULFIDE.....Sb2S3 = Stibnite --- 99.99%.  (GKC) $30.00  Coarsely crystalline.

 

ARSENIC..................As = Native arsenic --- 99.99%.  Coarsely crytalline. Oxidizes.

ARSENIC TRIOXIDE....As2O3 = Arsenolite ---  99.9%.  Beam sensitive.  Transparent  crystals.

 

BARIUM CHROMATE.......BaCrO4 --- 99.8%  Coarsely crystalline.  

BARIUM FLUORIDE.........BaF2 --- 99.9% single crystal material

 

BERYLLILUM ...............Be --- 99.9%  Soft. Can suffer from lap pick up. Toxic.

BERYLLIUM OXIDE........BeO = 99.9% = Bromellite. Sintered porcelaneous.  From Brush Wellman.  Beryllia. Toxic.

 

BISMUTH......................Bi = 99.9% = Native bismuth --- Coarsely crystalline.

BISMUTH GERMANATE.. Bi4Ge3O12 (BGO)  --- 99.99%  Single crystal material.

BISMUTH SULFIDE.........Bi2S3 = Bismuthinite --- 99.99%   Finely crystalline.  (SKM)

BISMUTH TELLURATE....BiTeOx = 99.0% --- coarsely xlline.

BISMUTH TELLURIDE.....BiTe = Tsumoite --- 99.9%  $25.00

 

BORON CARBIDE...........B4C --- 99.9%  Crystalline. [.25]

BORON NITRIDE.............BN --- 99.9%  Sintered material. Soft.  From Carborundum Co.

 

CADMIUM......................Cd  99.99% --- Soft. Suffers from lap pick up.

CADMIUM OXIDE............CdO = Monteponite --- 99.99%. $30.00

CADMIUM SULFIDE.........CdS  = Greenockite --- 99.99%. 

CADMIUM SELENIDE.......CdSe = Cadmoselite --- 99.99%

CADMIUM TELLURIDE.....CdTe --- 99.99%

CADMIUM TUNGSTATE...CdWO4 --- 99.99%

 

CARBON....................C --- 99.97%   Graphite spectroscopy electrode material

CARBON....................C ---  99.9%  Synthetic diamond.

 

CERIUM OXIDE..............CeO2 --- 99.9%  May show excess O2 in some areas.  

 

CESIUM BEARING GLASS......CsCaAlSiO4  --- About 8% CsO2. Reference value only.

 

CHROMIUM......................Cr 99.7% ---  Crystalline metal. Contains 0.15% Al, 0.1%Fe, .05 Si

CHROMIUM OXIDE............Cr2O3 = Eskolaite --- 99.99%.  $30.00 Crystalline. 

CHROMATE, LEAD...........PbCr2O4 = Crocoite --- 99.99% Crystalline hydrothermal material. (JZ) $20.00 

COBALT.................................Co --- 99.9%  Pure crystalline metal.  

COBALT ALUMINATE...............CoAl2O4 --- 99.9%   Brght blue crystalline.

COBALT OXIDE.......................CoO --- 99.9%  Fine to coarse particles of glassy melt.  

 

COPPER...................................Cu = Native copper --- 99.99%

COPPER ANTIMONY SULFIDE.....Cu3SbS4 = Famatinite --- 99.99% $30.00 (GKC)

COPPER ANTIMONY SULFIDE.....Cu12Sb4S13 = Tetrahedrite --- Crystalline  $30.00(GKC) 

COPPER ARSENIC SULFIDE........Cu3AsS4 = Enargite ---  Crystalline [.07] $30.00 (GKC) 

COPPER IODIDE........................CuI = Marshite --- 99.999% Crystalline. 

COPPER SILVER IRON ANTIMONY SULFIDE.......Cu7Fe2Ag3Sb4. = Freibergite --- $30.00 Some CuFeS2 inclusions.(GKC)

COPPER IRON SULFIDE.............Cu5.44Fe0.82S4 = Bornite --- Crystalline. $30.00  (GKC)

COPPER IRON SULFIDE.............CuFeS2 = Chalcopyrite.  Crystalline.  [.2] $30.00 (GKC)

COPPER OXIDE........................Cu2O = Cuprite --- 99.7% Coarsely crystalline.

COPPER OXIDE........................CuO = Tenorite --- 99.5%  Crystalline.

COPPER TELLURIDE.................CuTe = Vulcanite --- 99.99% Crystalline. $30.00 (GKC).

 

DYSPROSIUM...............Dy --- 99.9%  Will need frequent re-polishing.

DYSPROSIUM OXIDE.....Dy2O3 --- 99.9%  Some areas may contain slight excess oxygen.

 

ERBIUM ...................Er --- 99.9%  Pure metal.  Slightly moisture sensitive.

ERBIUM OXIDE..........Er2O3 --- 99.9%  Some areas may contain slight excess oxygen.

 

EUROPIUM OXIDE ......Eu2O3 --- 99.9%  Some areas may contain slight excess oxygen.   

 

GADOLINIUM ..............Gd --- 99.9%   Needs occasional re-polishing.

GADOLINIUM OXIDE.....Gd2O3 --- 99.9%  Some areas may contain slight excess oxygen.

 

GALLIUM ARSENIDE.......GaAs --- 99.99%. Crystalline semiconductor material

GALLIUM OXIDE.............Ga2O3 --- 99.99% as powder.  May show areas of slightly excess O2.

GALLIUM PHOSPHIDE......GaP --- 99.9%  Crystalline material. $25.00 [.25]

 

GERMANIUM.................Ge --- 99.99% Coarsely crystalline material.

GERMANIUM OXIDE.......GeO2  = Argutite 99.99% (0.1)  $30.00

 

GOLD.............................Au --- 99.97%

GOLD COPPER ALLOY.....AuCu --- Au=60.3, Cu=39.7 [.2] $30.00

GOLD SILVER ALLOY......AuAg = Electrum --- Au=60.06, Cu=39.94  [.2]. $30.00

GOLD IN ALUMINUM.........Al(Au) --- Au=0.15, Al=99.85.  Ion implanted. $30.00

GOLD ANTIMONIDE..........AuSb2 = Aurostibite --- 99.99% Pure crystalline. $30.00 (GKC).

GOLD TELLURIDE............AuTe2 = Calaverite --- 99.99% Pure crystalline. $30.00 (GKC).

 

HAFNIUM...................Hf --- 99.5%.  Contains trace Zr. 

HAFNIUM OXIDE.........HfO2 --- 99.95%. (Hafnia).  Crystalline vacuum melt. 

 

HOLMIUM...................Ho --- 99.99%.  Needs occasional re-polishing.

HOLMIUM OXIDE.........Ho2O3  --- 99.9%   Some areas may contains slight excess oxygen.

 

INDIUM..........................In --- Pure metal.  Poor polish, contaminates from lap pickup.

INDIUM Al PHOSPHIDE.....InAlP --- 99.9% Crystalline.

INDIUM PHOSPHIDE.........InP --- 99.9% Crystalline. $20.00 Best indium standard.

 

IRON...................................Fe = Native iron --- Oxidizes.

IRON COBALT Ni SULFIDE.....Fe26.51Ni26.43S52.29 --- . Crystalline.  $30.00. MSS-1 of (GKC).

IRON COBALT Ni SULFIDE.....FeNiCoS --- Fe=60.3,Co=0.6,Ni=0.6,S=38.6. Crystalline.$30.00 (GKC)

IRON COPPER SULFIDE.........FeCuS = Bornite --- Cu=66.5, Fe=8.8, S=24.7  $30.00 (GKC)

IRON NICKEL SULFIDE..........FeNiS = Pentlandite ---  Pure crystalline  [0.15] $30.00 (GKC)

IRON SULFIDE.....................FeS2 = Pyrite --- Shows inclusions [0.25] $30.00 (GKC).

IRON SULFIDE.....................FeS = Troilite --- Shows inclusions [0.2] $30.00 (GKC).

IRON SULFIDE.....................Fe7S8 = Pyrrhotite --- Shows inclusionsl [0.15] $30.00 (GKC).

IRON TITANATE...................FeTiO3 = Ilmenite --- 99.99%.  Shows some exsolution texture.

 

LANTHANUM HEXABORIDE.....LaB6.1 --- 99.99% $25.00. Single crystal electron emitter material.

LANTHANUM OXIDE...............La2O3 ---  99.9%  Some areas may show slight excess oxygen.

 

LEAD.................................Pb = Native Lead --- 99.99%. Oxidizes, picks up contamination

LEAD CHLORIDE.................PbCl2 = Cotunnite --- 99.9%. Crystalline.

LEAD CHROMATE...............PbCrO = Crocoite ---  99.5%.  Synthetic crystals. $20.00  (JZ)

LEAD IODIDE......................PbI2 ---  99.5%

LEAD MOLYBDATE.............PbMoO4 = Wulfenite --- 99.9% Crystalline

LEAD OXIDE.......................PbO = Massicot and Litharge --- 99.9% Crystalline

LEAD OXIDE.......................PbO2 = Plattnerite --- 99.9% Crystalline

LEAD OXIDE........................Pb3O4 = Minium --- 99.9% Crystalline

LEAD SELENIDE..................PbSe = Clausthalite --- 99.9%  Crystalline

LEAD SILVER Sb SULFIDE....Pb4Ag6Sb6S16 = Diaphorite --- 99.9% Some Sb incl.[0.15] $30.00 (GKC)

LEAD Bi SELENIDE SULFIDE..2PbSe AgBiS2 ---  Crystalline. Contains some incl. $30.00 (GKC).

LEAD SULPHATE.................PbSO4 = Anglesite --- 99.9% Synthetic crystals. $25.00 (JZ.PS)

LEAD SULFIDE....................PbS = Galena --- 99.9% Coarsely crystalline. $20.00 (GKC).

LEAD TELLURIDE.................PbTe = Altaite --- 99.9%  Coarsely crystalline. $30.00 (GKC). 

 

LITHIUM TANTALATE.........LiTaO3 --- 99.99%

 

LUTETIUM............................... Lu --- 99.9%  Fairly stable, may need occasional re-polishing.

LUTETIUM FLUORIDE ..............  LuF3 --- 99.9%  Crystalline.  Fused from powder in oxygen.

LUTETIUM OXIDE....................  Lu2O3 --- 99.9%   Fused from powder in oxygen.  May show some non-stoichiometric areas.  

LUTETIUM ORTHOSILICATE......  Lu2SiO5:Ce (trace)   Single crystal material.  $45.00

 

MAGNESIUM....................Mg --- 99.9%.  Oxidizes, poor polish.

MAGNESIUM FLUORIDE.....MgF2 = Sellaite --- 99.9+%.  Slightly moisture sensitive.

MAGNESIUM OXIDE...........MgO = Periclase --- 99.9% Finely crystalline. (0.1) 

MAGNESIUM TITANATE.....MgTiO3 = Geikelite. 99.9%  Finely crystalline. (0.25)

 

MANGANESE.....................Mn --- 99.99%

 

MERCURIOUS CHLORIDE..... HgCl2 --- 99.9%. Coarsely crystalline.

MERCURIY IODIDE.............. HgI2   = Coccinite --- 99.7%. Coarsely crystalline.

MERCURY OXIDE................HgO = Montroydite --- 99.0%+  Crystalline from vacuum melt.

MERCURY SELENIDE......... .HgSe = Tiemannite --- 99.0%+ 

MERCURY TELLURIDE....... .HgTe = Coloradoite --- 99.9%  Crystalline. $30.00 (GKC)

 

MOLYBDENUM.....................Mo --- 99.9% Crystalline metal.

MOLYBDENUM TRIOXIDE.......MoO3 = Molybdite --- 99.99%  Soft.

 

NEODYMIUM.......................Nd --- 99.9%.  May be too moisture sensitive for use as a standard.

NEODYMIUM OXIDE.............Nd2O3 --- 99.9%   May show slight excess oxygen in some areas.

 

NICKEL.............................Ni --- 99.99%  Pure crystalline metal.

NICKEL ARSENIDE.............NiAs = Niccolite --- 99.99% Crystalline (GKC). ($30.00)

NICKEL DIOPSIDE GLASS...NiMgCaSi2O6 --- Transparent dark green fragments. (0.5mm)  (HQAA) $30.00

NICKEL SULFIDE................NiS = Millerite --- 99.9%. 100 um crystalline particles.  (GKC)

NICKEL SULFIDE................Ni2S3 --- 99.9%  200um crystalline particles.  (GKC).

NIOBIUM.......................Nb ---99.9% Crystalline metal.

NIOBIUM OXIDE.............Nb2O5 --- 99.8%  White crystalline.

NIOBIUM OXIDE ............NbO2 --- 99.9% Black crystalline.

NIOBIUM OXIDE ............Nb2O3 --- 99.9% Bluish black crystalline.

NIOBIUM OXIDE ............NbO --- 99.9% Black crystalline.  Some intergrowth with NbO2.

 

OSMIUM........................Os --- 99.9%.  No longer available.  See natural osmium bearing minerals.

 

PALLADIUM.................Pd --- 99.9%

PALLADIUM SULFIDE....PdS = Vysotskite --- 99.9%  $95.00 (LJC).

PALLADIUM SULFIDE....PdS = Vysotskite --- 99.7%  $30.00 (Aldrich)

 

PLATINUM.......................Pt --- 99.9%. 

PLATINUM IRON...............PtFe3 --- = Isoferroplatinum. Very limited supply. $95.00 (LJC)

PLATINUM Pd SULFIDE.....Pd.7Pd.3S = Braggite --- Pt=68.1,Pd=15.92,S=15.98. $95.00 (LJC)

PLATINUM SULFIDE..........PtS2 = Cooperite --- 99.9% $95.00 (LJC)

PLATINUM SULFIDE..........PtS2 = Cooperite --- 99.7% $30.00 (Aldrich) 

 

PRAESODYMIUM...............Pr --- 99.9% Oxidizes rapidly.

PRAESODYMIUM OXIDE.....Pr2O3 --- 99.9%  May contain slight excess oxygen in places.

PRAESODYMIUM OXIDE.....Pr6O11 --- 99.5%   May contain slight excess oxygen in places.

 

RHENIUM...................Re --- 99.9%   Minor rhenium oxide intergrowths.

 

RHODIUM...................Rh --- 99.9%

 

RUBIDIUM BEARING GLASS....RbAlCaSiO2 --- Contains about 7% Ru2O. Reference value only.

 

RUTHENIUM.................Ru --- 99.9%  Sintered in oxygen.  Some RuO2 intergrowth.

 

SAMARIUM ...................Sm --- 99.9%   Decomposes in water. 

SAMARIUM OXIDE..........Sm2O3 --- 99.9%  May contain excess oxygen.

 

SCANDIUM..................Sc ---  99.9%.

SCANDIUM OXIDE........Sc2O3 --- 99.9%. May contain excess oxygen.

 

SELENIUM..................Se --- 99.9%  Crystalline.

SELENIDE, CADMIUM...CdSe -- 99.9% Crystalline.  

 

SILICON....................Si --- 99.9%.

SILICON CARBIDE......SiC --- 99.9%.

SILICON MONOXIDE....SiO --- 99.8%.

SILICON NITRIDE........Si3N4 --- 99.9%.

 

SILVER...............................Ag = Native silver --- 99.9% 

SILVER BISMUTH SULFIDE....AgBiS2 = Matildite --- 99.9% $30.00  Crystalline. (50 um) (SKM).

SILVER BROMIDE.................AgBr = Bromargyrite --- 99.5% Crystalline.

SILVER CHLORIDE...............AgCl = Chlorargyrite --- 99.5% Crystalline.

SILVER COPPER SULFIDE.....AgCuS = Stromeyerite --- 99.99% $30.00 Crystalline (GKC).

SILVER COPPER SULFIDE.....Ag3CuS2 = Jalpaite --- 99.99% $ 30.00 Crystalline  (GKC).

SILVER IODIDE....................AgI = Iodargyrite --- 99.9%  $30.00 Crystalline  (GKC).

SILVER SELENIDE...............Ag2Se = Naumannite --- 99.9% 

SILVER SULFIDE.................Ag2S = Acanthite ---  99.99% $30.00 Crystalline (GKC).

SILVER TIN Te SULFIDE......Ag8SnTe2S4 = Canfieldite --- 99.9% $30.00  Some Ag2Te incl. (GKC).

 

STRONTIUM CHROMATE......SrCrO4 --- 99.5% Crystalline.  Some non-stoichiometric areas.

STRONTIUM FLUORIDE........SrF2 --- 99.9%  

STRONTIUM TITANATE........SrTiO3 --- 99.9% 

STRONTIUM ZIRCONATE......SrZrO3 --- 99.9%

 

TANTALUM..................Ta --- 99.9%

TANTALUM OXIDE........Ta2O5 --- 99.9%

 

TELLURIUM.................Te --- 99.99%

TELLURIUM OXIDE........TeO2 = Tellurite --- 99.99%. 

 

TERBIUM...................Tb --- 99.99%   Pure metal.

TERBIUM OXIDE.........Tb4O7 --- 99.9% as powder, melt product may contain excess oxygen.

 

THALLIUM IODIDE.................TlI --- 99.9% Crystals from melt.

THALLIUM TUNGTSTATE.......TlWO3 --- 99.9% Prochem.

 

THORIUM OXIDE.............ThO2 --- 99.6%  Melt product. May contain small voids.

 

THULIUM...................Tm --- 99.9%.  May need occasional re-polishing.

THULIUM OXIDE.........Tm2O3 --- 99.9%  May contain excess oxygen in places.

 

TIN.......................Sn --- 99.99%  Somewhat soft.  Fair polish, but some lap transfer

TIN OXIDE..............SnO2 --- 99.5% 

TIN SULFIDE...........SnS --- 99.0% 

 

TITANIUM...................Ti --- 99.9%

TITANIUM OXIDE.........TiO2 --- 99.9% 

TITANATE, IRON.........FeTiO3 --- 99.9%  see iron titanate.

 

TUNGSTEN...................W --- 99.9%  Crystalline metal wire.

TUNGSTEN CARBIDE.....WC --- 99.5%  Dense sintered product.

 

URANIUM OXIDE..............UO2 --- 99.99%.  Stable and takes high polish. ($20.00)

 

UREA.......................CH4N2O --- Beam sensitive.

 

VANADIUM ...................V --- 99.9%.

VANADIUM PENTOXIDE...V2O5 --- 99.5%   Soft and finely crystalline.

 

YTTRIUM..........................Y --- 99.9%.  Needs occasional re-polishing.

YTTRIUM ALUMINATE:Ce....Y3Al5O12 --- "YAG" cerium doped. Ultra-bright beam alignment target.

YTTRIUM OXIDE.................Y2O3 --- 99.9%  May contain slight excess oxygen in places.

 

YTTERBIUM..................Yb --- 99.9%.   Slightly moisture sensitive.

YTTERBIUM OXIDE............Yb2O3 --- 99.9%  May contain slight excess oxygen in places.

 

ZINC.......................Zn --- 99.9%.  Poor polish.

ZINC CADMIUM SULFIDE......CdS0.01 ZnS99.0 = Sphalerite, cadmium bearing.  Crystalline.  (GKC)

ZINC IRON  SULFIDE........FeS0.4 ZnS 0.6 = Sphalerite variety "marmatite". $30.00  (GKC)

ZINC OXIDE.................ZnO --- 99.5%.  Single crystal material.

ZINC SULFIDE..............ZnS = Sphalerite.  Coarsely crystalline. $30.00 (GKC)

 

ZIRCONIUM..................Zr --- 99.9%

ZIRCONIUM OXIDE............ZrO2 --- 99.99%  May contain slight excess oxygen in places.

ZIRCONIUM OXIDE............(Zr,Ca)O2 --- Analysis not complete.  Gem zirconia.

 

INDUSTRIAL  and JEWELRY ALLOYS

 

ALUMINUM  T 6061...........Cu=0.15 to 0.4, Cr=0.04 to0.35, Fe=0.7, Mg=0.8 to 1.2, Mn=0.15,Si=0.4 Ti=0.15,Zn=0.25, Al=balance.

ALUMINUM T 2024............Cu=3.8  to 4.9, Fe=0.5, Mg=1. to 1.8, Mn-0.3 to 0.9, Si-0.5max,  Cr=0.1max

ALUMINUM T 4043............Si=5.5, Fe=0.8, Cu=0.3, Mn=0.05, Zn=0.1, Mg=0.05, Al=balance

ALUMINUM T 5356............Si=0.25, Fe=0.4, Cu=0.1, Mn=0.1, Mg=5.0, Zn=0.1, Al=balance

ALUMINUM T 7075............Cu=1.2 to 2.0, Mg=2.1 to 2.9, Zn=5.1 to 6.1, 

BATTERY GRID ALLOY.........Pb=99.2, Sn=0.2, Ca=0.07

BATTERY ELECTRODE ALLOY....Pb=94.8, Sb=4.9, Sn=0.2.  Sb as inclusions.  Reference value only.

BERYLLIUM COPPER...........Cu=98.1, Be=1.9

BRASS......................Cu=70.0, Zn=30.0

BRASS 274..................Cu=62.5, Zn=37.5

BRASS, ARSENICAL...........Cu=71.0, Zn=28.0, Sn=1.0, As=0.04

BRASS, FREE CUTTING........Cu=61.5, Zn=35.25, Pb=3.25.   Lead occurs as inclusions.

BRASS, RED.................Cu=85.0, Zn=15.0

BRONZE, ALUMINUM...........Cu=95.8, Al=7.0, Fe=2.0, Sn=0.2.

BRONZE, ALUMINUM NICKEL....Cu=80+-, Al=10=+-, Fe=2+-, Ni=5+-, Mn=1.5, other 0.6.

BRONZE, ALUMINUM SILICON...Cu=91.2, Al=7.0, Si=1.2

BRONZE, ARCHITECHTURAL.....Cu=57.0, Fe=0.3, Pb=3.0, Zn=40.0   Lead occurs as inclusions.

BRONZE, BEARING............Cu=83.0, Sn=7.0, Pb=7.0, Zn=3.0

BRONZE, CASTING............Cu=90, Sn=10

BRONZE, MANGANESE..........Cu=58.5, Zn=39.3, Sn=1.0, Mn=0.25, Fe=1.0

BRONZE, NAVAL..............Cu=60.0, Zn=38.5, Sn=0.7, Pb=0.7

BRONZE, PHOSPHOR...........Cu=94.75, Sn=5.00, P=0.25

BRONZE, "ROMAN"............Cu=85, Zn=16, Sn=4

BRONZE, SILICON............Cu=95.8, Mn=1.1, Si=3.1 (EVERDUR)

BRONZE, WELDING FILLER.....Cu=58.0, Zn=38.5, Fe=0.2, Mn=0.4, Si=0.1, Pb=0.05, Sn=0.9,

COBALT SAMARIUM IRON.......CoSmFe --- Rhone Poulenc Alloy.  40 um intergrowth texture. 

COPPER-NICKEL..............Cu=69.5, Ni=30.0, Fe=6.5

COPPER-NICKEL 90-10........Cu=88.6, Ni=10.0, Fe=1.4

ELGILOY....................Ni=15.0, Co=40.0, Cr=20.0, Mo=7.00, Mn=2.00, C=0.15, Be=0.01,  Balance = Fe.

HASTELLOY B2...............Ni=69.0, Co=1.0, Cr=1.0, Mo=28.00, Fe=2.0, Si=0.1, C=0.01

INCONEL 600................Ni=72.0, Cr=15.5, Fe=8.0, Si=0.5, Mn=1.0, C=0.1, Cu=0.5, S=0.015

INCONEL 718............... Ni=52.5, Co=1.0, Cr=19.0,Mo=3.05, Si=0.35, Mn=0.35,C=0.1,Al=0.6,Ti=0.9,Cu=0.15,Nb,Ta=5.2,P=0.015

MERLINS SILVER.............Cu=60, Mn=25, Zn=10, Ni=5

MILD STEEL FILLER ROD......C=0.06, Mn=0.25, P=0.025, S=0.035, Si=0.03 all maximum values.      Fe=balance

MISCH METAL................Ce,La,Nd,Fe mixture. Striker flint metal.  Reference value only.

MONEL 400..................Ni=63.00, Fe=2.5, Si=0.5, Mn=2.0, C=0.3, Cu=31.0, S=0.024

MONEL FILLER METAL 67......Ni=31.0, Cu=67.5, Ti-0.3, Si=0.1, Fe=0.5, Mn=0.8  Mn as MnS inclusions.

NEODYMIUM IRON BORIDE......NdFeB --- Rhone Poulenc alloy.  Nd=30.51, Fe=65.1, B=1.05, Dy=1.46 (50um texture)

NICHROME...................Ni=80, Cr=20.

NICKEL SILVER..............Cu=64.5, Zn=17.25, Ni=18.0, Mn=.25  Mn as MnS inclusions.

PEWTER, MODERN.............Sn=96, Sb=3.0, Cu=1.0, Pb=0.02,

RENE 41....................Ni=52.0, Co=11.0, Cr19.0, Mo=10.0, Fe=5.0, Si=0.1, Mn=0.1, C=0.09, Al=1.5, Ti=3.1

SAMARIUM COBALT IRON.......SmCoFe --- Rhone Poulenc alloy. Sm=24.8,Co=49.2,Cu=5.1,Zr=2.9,Fe-18.0 (40um tex.)

SILVALOY 0 ................Cu=92.75, P=7.25

SILVALOY 15 ...............Ag=15.0, Cu=80.0, P=5.0

SILVALOY A-56-T ...........Ag=56.0, Cu=22.0, Zn=17.0, Sn=5.0

SILVER, STERLING...........Ag=92.5, Cu=7.5

SOLDER, SILVER 1365........Ag=70, Cu=20, Zn=15

SOLDER, SILVER 1145........Ag=45, Cu=15, Zn=16, Cd=24

SOLDER, TIN-LEAD...........Sn=32, Pb=68

SOLDER, TIN-LEAD...........Sn=50, Pb=50

SOLDER, LEAD FREE..........Sn=95, Sb=5

STAINLESS STEEL 301........Ni=7.0, Cr=17.0, Si=1.0, Mn=2.0, C=0.015,P=0.045,S=0.03,  Fe=bal. MnS inclusions

STAINLESS STEEL 303 S......Ni=9.12,Cr=18.47,Si=0.40,Mn=0.97,C-  0.05,P=0.04,S=0.18,Mo=0.19,Fe=bal. NBS std.

STAINLESS STEEL 303 Se.....Ni=8.87,Cr=17.41,Mn=0.73,Mo=0.25,Co=0.09,Si=0.65,C=0.05,P=0.14, Cu=0.21,S=0.01, Se=0.24  NBS standard.

STAINLESS STEEL 308L.......Cr=21.0, Ni=10.0, Mo=0.5, Mn=1.5, Si=0.4, Cu=0.5, Fe=balance

STAINLESS STEEL 309L.......Cr=24.0, Ni=13.0, Mo=0.5, Mn=1.5, Si=0.4, Cu=0.5, Fe=balance

STAINLESS STEEL 316L.......Cr=19.0, Ni=12.5, Mo=2.5, Mn=1.5, Si=0.4, Cu=0.5, Fe=balance

STAINLESS STEEL #T 430.....Cr=17.0, Si=1.0, Mn=1.0, C=0.12, P=0.04, S=0.03, Fe = balance.

STAINLESS STEEL #T 347.....Ni=11.0, Cr=18.0, Si=1.0, Mn=2.0, P=0.045, S=0.03, Nb +Ta = 0.8

STEEL, CrMo UN 41300......Mo=.18, Cr=0.94, C=0.32, Mn=.56, P=0.01, Si=0.21, Cu=.010, Fe=balance

TERBIUM IRON...............TbFe --- Rhone Poulenc alloy.  Tb=87.9, Fe=12.1.  (90 um texture)

TITANIUM CARBIDE,WC,NiMo...TiCWCNiMo --- TiC=62, WC=10, Ni=18, Mo=10  (RO-99) Siemens 

TITANIUM 45 NIOBIUM........Ti=45%, Nb=55%  Texture not determined yet. (CA 306)

"TIVAL"....................Ti=90, V=4, Al =6.

TUNGSTEN COBALT CARBIDE....WCoC --- Co = 6.0%, balance = WC

WASPALOY...........Co=13.5, Cr=19.5, Mo=4.3, Fe=2.0, Si=0.8, Mn=0.5, C=0.06,Al=1.25, Ti=2.9%, Cu=0.1, Zr=0.06

 

GLASSES

 

 

Cesium Bearing Glass.......Al,Ca silicate glass with about 7% CsO2.  Reference value only.

Lead Bearing Glasses.......Pure lead silicate glasses with Pb from 8% to 85% PbO. ("lead  bisilicate")

Nickel Diopside Glass......SiO2=53.3, CaO=25.0, MgO=14.3, NiO=6.44, FeO=0.15, Al2O3=0.85    (AMNH)

Pyrex......................SiO2=81, Al2O3=2, B2O3=13, Na2O=4

Rubidium Bearing Glass.....Al,Ca silicate glass which contains about 4% rubidium oxide. Reference value only.

Zinc Bearing Glasses.......Na,Al,Ca silicate glass with 6% ZnO.

 

 

NATURAL MINERALS

 

With Theoretical Formulae  

 

ACANTHITE...........Ag2S --- Guanajuato, Mex. Beam sensitive.  (Use LG silver sulfide)

ACTINOLITE..........Ca2(Mg,Fe)5Si8O22(OH)2 ---  Chelan Co., Washington, Sweden (HQAA).

ADAMITE.............Zn2AsO4(OH) ---  Durango, Mexico, Gold Hill, Utah.

AEGIRINE............NaFeSi2O6. --- Wasua, Wisconsin,  Mt. St. Hiliaire, Quebec.

AEGIRINE............Na(Fe,Mn)Si2O6 --- Franklin, NJ.   Mn rich variety, "schefferite".

AESCHYNITE..........(Ce,Ca,Fe,Th)(Ti,Nb)2(O,OH) --- Locality unknown.  (SANA)

AFGHANITE .........Na4.8Ca3.5K0.7Si6.1Al5.9O25(SO4)1.27Cl1.55(CO3)0.1·0.5(H2O) Bahdakhistan, Afghanistan. Pure grains. 

AGRELLITE...........NaCa2Si4O10F --- Temiskaming Co., Quebec. Fresh and glassy cleavages.

AGUILARITE..........Ag4SeS --- Guanajuato, Mexico.  Species status of this mineral doubtful.

AJOITE..............(K,Na)Cu7AlSi9O24(OH)6 3H2O --- Ajo, Arizona.

ALABANDITE..........MnS ---  Mexico, Arizona.  Coarser grained than LG MnS.

ALBITE..............(Na,Ca)AlSi3O8 --- Amelia Co, VA and many other.  (HQAA) Virginia 

ALGODONITE..........Cu6As  Keeweenaw Co., Michigan ---  May show intergrowths with domeykite.

ALLANITE............(Ce,Ca,Fe)2(Al,Fe)3Si3O12(OH) --- Ravalli Co, MT.   Very fresh. (SANA)

ALLEGHANYITE........Mn5Si2O8(OH)2 --- Alleghany Co., N.Carolina.  Intergrowths and zoning

ALMANDINE...........Fe3Al2(SiO4)3 --- Wrangel Island, AK and many other locales.

ALSTONITE...........CaBa(CO3)2 --- Fallowfield Mine, Northumberland, England.

ALTAITE.............PbTe --- Organ, New Mexcio. (Use LG lead telluride)

ALUNITE.............KAl3(SO4)2(OH)12 --- Marysvale, Utah. Near ideal composition.

AMBER...............C:H:O --- Baltic Sea.  Beam sensitive.

AMBLYGONITE.........(Li,Na)AlPO4(F,OH) --- Conselhiero Pena, Minas Gerais, Brazil.  Gemmy.

ANALCIME............NaAlSi2O6 H2O --- Two Hug Quarry, Kings Valley, Oregon.

ANAPAITE............Ca2Fe(PO4)2 4H2O --- Tuscany, Italy

ANATASE.............TiO2 --- Hardangervidda, Norway.

ANCYLITE............SrCe(CO3)2(OH) H2O --- Mont. St. Hilaire, Quebec.

ANDALUSITE..........Al2SiO2 --- Brazil.  Gemmy crystals.

ANDESINE............(NaCa)AlSi2O8 --- Essex Co., New York; Victoria, Australia (An48)(HQAA)

ANDORITE............AgPbSb3S6.--- Ito Mine, Oruro, Bol. Single crystals. (Use LG AgPbSb3S6)

ANDRADITE...........Ca3Fe2(SiO4)3 --- Stanley Butte, Arizona. Many other locales.

ANDRADITE...........Ca3Fe2(SiO4)3 --- Italy.  Variety demantoid.

ANGLESITE...........PbSO4 --- Morocco. (Use LG lead sulphate).

ANHYDRITE...........CaSO4 --- Hants Co., Nova Scotia.  Fine granular.

ANKERITE............Ca(Fe,Mg)(CO3)2 --- North Bend, Washington.  Many other locales. 

ANNABERGITE.........Ni3(AsO4)2 8H2O --- Laurium, Greece.

ANORTHITE...........(Ca,Na)Al Silicate --- Miyake, Island, Honshu, Japan.

ANORTHOCLASE........(Na,K)Al Silicate --- Larvik, Norway.

ANTHOPHYLLITE.......(Mg,Fe)7Si8O22(OH)2 --- Minas Gerais, Brazil.  Fresh compact material.

ANTIMONPEARCEITE....(Ag,Cu)16(Sb,As)2S11   --- Tintic, Utah. [.35].

ANTIMONY............Sb --- Sonora, Mexico.  (Use LG antimony).

ANTLERITE...........Cu3SO4(OH)4 --- Chuquicamata, Chile.

APATITE.............see Chlorapatite, Hydroxlapatite and fluorapatite

APOPHYLLITE.........see hydroxlapophyllite and fluorapophyllite

ARAMAYOITE..........Ag(Sb,Bi)S2 --- Niarada, Montana.

ARGENTITE...........see Acanthite and (LG) silver sulfide.

ARFVEDSONITE........Na3(Fe,Mg)4FeSi8O22(OH)2 --- Intervale, New Hampshire and Okanogan Co., WA.

ARGYRODITE..........Ag8GeS6 --- Bolivia.   [0.2]

ARMENITE............BaCa2Al6Si9O30 2H2O --- North Bend, Washington.

ARMSTRONGITE........CaZrSi6O15 2.5H2O --- Mongolia.

ARROJADITE..........KNa4CaMn4Fe10Al(PO4)12(OH,F)2 --- Keystone, South Dakota. Intergrowths.

ARSENIC.............As --- Bau, Sarawak.  Contains 2.3% Sb.  Use LG arsenic.

ARSENIOSIDERITE.....Ca3Fe4(AsO4)4(OH)4(OH)6 3H2O --- Gold Hill, Utah. (0.3) 

ARSENOLITE..........As2O3 --- Manhattan, Nevada and Franklin, Washington.    

ARSENOPYRITE........FeAsS --- North Bend, Washington --- Precious metal-free.

ARTHURITE...........CuFe2(AsO4,PO4,SO4)2(O,OH)2 4H2O --- Majuba Hill Nevada. Fibrous. [0.2]

ARTINITE............Mg2CO3(OH)2 3H2O --- San Benito Co., California.  Compact fibrous.

ASTROPHYLLITE.......(K,Na)3(Fe,Mn)7Ti2Si8O24(O,OH)7 --- St. Peter's Dome, Colorado.

ATACAMITE...........Cu2Cl(OH)3 --- San Manuel, Arizona.

ATELESITE...........Bi8(AsO4)3O5(OH)5 --- Gold Chain Mine, Juab Co., Utah.  [0.4]

AUGELITE............Al2PO4(OH)3 --- Yukon province, Canada.

AUGITE..............(Ca,Na)(Mg,Fe,Al)(Si,Al)2O6 --- Hull, Quebec.

AURICHALCITE........(Zn,Cu)5(CO3)2(OH)6 --- Durango, Mexico.

AUSTINITE...........CaZnAsO4OH --- Gold Hill, Utah.

AUTUNITE............Ca(UO2)2(PO4)10-12 H2O --- Mt. Spokane, Washington.  Beam sensitive.

AWARUITE............Ni2Fe to Ni3Fe --- Josephine Co., Oregon.   

AXINITE.............See Ferroaxinite  and Manganaxinite

AZURITE.............Cu3(CO3)2(OH)2 --- Bisbee, Arizona

 

BABINGTONITE........Ca2Fe2Si5O14(OH) --- Westfield, Massachuesets, and Norway.

BADDELYITE..........ZrO2 --- Minas Gerais, Brazil, Namibia. Contains some Ca, and Hf.

BAHIANITE...........Al5Sb3O14 --- Paramiram, Brazil.

BAOTITE.............Ba4(Ti,Nb)8Si4O28Cl --- Ravalli Co., Montana.  Single crystals. 

BARBOSALITE.........Fe3(PO4)2(OH)2 --- Keystone, South Dakota

BARITE..............BaSO4 --- Many localities

BARIUM  PHARMACOSIDERITE...BaFe4(AsO4)3O2(OH)5 5H2O --- Gold Hill, Utah.   [0.2]

BARNESITE...........Na2V6O16 3H2O --- Thompson, Utah.  Somewhat beam sensitive.

BARYTOCALCITE.......BaCa(CO3)2 --- Cumberland, England.

BASTNAESITE.........(Ce,La)(CO3)F --- Mountain Pass, California.  Intergrowths. 

BASTNAESITE (Ce)....(Ce,La)(CO3)F --- Mongolia and Lincoln Co., NM.  (SANA).     

BAUMHAUERITE........Pb3As4S9 --- Binnental, Switzerland.

BAVENITE............Ca4Be2Al2Si9O26 --- Slocum Quarry, East Hampton, Connecticut. Compact.

BAYLDONITE..........Cu3PbH(AsO4)2(OH)2 --- May show zonation and intergrowths.  [0.2]

BAZIRTITE...........BaZrSi3O9 --- Big Creek, Fresno Co., California.

BEAVERITE...........Pb(Cu,Fe,Al)3(SO4)2(OH)3 --- Crystalline material.  (SANA) [0.2]

BEMENTITE...........Mn8Si6O15(OH)10 --- Lake Cresent, WA., and Inyo Co., CA. Intergrowths.

BENITOITE...........BaTiSi3O8 --- San Benito Co., California.

BERAUNITE...........Fe6(PO4)4(OH)5 4H2O --- Hagendorf, Bavaria, Germany.

BERMANITE...........Mn3(PO4)2(OH)2 4H2O --- Keystone, South Dakota. (0.25)

BERTHIERITE.........FeSb2S4 --- Honshu, Japan.

BERTRANDITE.........Be4Si2O7(OH)2 --- South Acworth, New Hampshire.

BERYL...............Be3Al2Si6O18 --- Minas Gerais Brazil.

BERYL...............Be3Al2Si6O18 --- Variety emerald,  Alexander Co., North Carolina

BERYLLONITE.........NaBePO4 --- Minas Gerais, Brazil.

BERZELIANITE........Cu2Se --- Bukov, Czechoslovakia.  Some intergrowths possible.

BETAFITE............(Ca,Na,U)2(Ti,Nb,Ta)2O6(OH) --- Bancroft, Ontario.  (SANA)

BETEKHTINITE........Cu10(Fe,Pb)S6 --- Antwerp, New York.

BEUDANTITE..........PbFe3(AsO4)(SO4)(OH)6 ---  Gold Hill, Utah.  Shows coarse zoning.  [0.3]

BEYERITE............Ca(BiO)2(CO3)2 --- Dixon, New Mexico.  Intergrown with bismuthinite.

BILLINGSLEYITE......Ag7(Sb,As)S6 --- Tintic, Utah [0.3]. $50.00 Limited supply.

BINDHEIMITE.........Pb2Sb2O6(O,OH) --- Hunters, Washington.  May show zonig.

BIOTITE.............K(Mg,Fe)3(Al,Fe)Si3O10(OH,F)2 --- Topsham, Maine.  (HQAA) 100 x 5 um plates.

BISMOCLITE..........BiOCl --- Taos, New Mexico.  Shows some intergrowth with bismutite.

BISMUTH.............(Use LG bismuth)

BISMUTHINITE........Bi2S3 --- Ely,Nevada.  (Use LG bismuth sulfide)

BISMUTITE...........(BiO)2CO3O2 --- Colorado

BITYITE.............CaAl2Li(Al,Be)Si2O10(OH)2 --- Harding Mine, New Mexico. 

BIXBYITE............(Mn,Fe)O3 --- Thomas Mountains, Utah

BLIXITE.............Pb2Cl(O,OH)2 --- Mendip Hills, Somerset, England.

BOLEITE.............Pb26Ag10Cu24Cl62(OH)48 3H2O ---  Baja California

BORACITE............Mg3B7O13Cl --- Yorkshire, England

BORNITE.............Cu5FeS4 ---  Cuprum, Idaho and many other localities.  (Use LG CuFeS)

BOULANGERITE........Pb5Sb4S11 --- Hunters, Washington.

BOURNONITE..........CuPbSbS3 ---  Peru and many other localities.

BRAGGITE............(Pt,Pd,Ni)S ---  Stillwater Complex, Montana. Some intergrown Vysotskite

BRAUNITE............Mn7SiO12 --- India

BRAVOITE............(Ni,Fe)S2 --- Eifel, Germany.   Some pyrite may be intergrown

BRAZILIANITE........NaAl3(PO4)2(OH)4 --- Minas Gerais, Brazil.

BREITHAUPTITE.......NiSb --- Nipissing Mine, Cobalt, Ontario

BREWSTERITE.........(Sr,Ba,Ca)(AlSi3O8)2 5H2O --- Strontian, Scotland, Yellow Lk. B.C. (SANA)

BRITHOLITE..........(Ce,Ca)5(SiO4,PO4)3(OH,F) --- Custer, South Dakota. (SANA)

BROCHANTITE.........Cu4SO4(OH)6 --- Blackpine Mine, Montana, and Tsumeb, Namibia.

BROMARGYRITE........(Use LG silver bromide).

BROOKITE............TiO2 --- Whatcom Co., Washington, and Magnet Cove, Arkansas.

BRUCITE.............Mg(OH)2 --- Lancaster, Pennsylvania.  Soft, but polishes.

BUERGERITE..........NaFe3Al6Si6B3O30F --- Durango, Mexico.

BUSTAMITE...........(Mn,Ca)3Si3O9 --- Franklin, New Jersey.

BYTOWNITE...........Ca,NaAlSi2O8 --- Crystal Bay, Minnesota  (HQAA).

 

CACOXENITE..........Fe4(PO4)3(OH)3 12H2O --- Polk Co., Arkansas.  Soft.

CALAVERITE..........AuTe2  --- Colorado.  (See LG AuTe2).

CALCIOVOLBORTHITE...CaCu(VO4)(OH) --- Monument Valley, Arizona

CALCITE.............CaCO3 --- Mexico, as "Iceland Spar".  Many other locales.

CALEDONITE..........Cu2Pb5(SO4)3CO3(OH)6 --- Challis, Idaho.

CALLAGHANITE........Cu2Mg2(CO3)(OH)6 2H2O --- Gabbs, Nevada.

CALOMEL.............HgCl ---  (Use LG mercurious chloride).

CANCRINITE..........Na6Ca2Al6Si6O24(CO3)2 --- Bancroft, Ontario. May show intergrowths.

CANNONITE...........Bi2O(OH)2SO4 ---  Marysvale, Utah.  Named after the listowner.

CARACOLITE......... Na3Pb2(SO4)3Cl  --- Tarapaca, Chile.  Colorless crystals.

CARBONATE - HYDROXLAPATITE.....Ca5(PO4,CO3)3(OH,F) --- Wyoming.

CARLETONITE.........KNa4Ca4Si8O18(CO3)(OH,F) H2O --- Mont St. Hilaire, Quebec.  Gemmy.  

CARMINITE...........PbFe2(AsO4)2(OH)2 ---   Sonora, Mexico.

CARNOTITE...........K2(UO2)2(VO4)2 3H2O --- Yavapai Co, Arizona. Beam sensitive?

CARPHOLITE..........MnAl2Si2O6(OH)4 ----  Germany. Semi-compact fibrous.

CARROLITE...........Cu(Co,Ni)2S4 ---  Kitwe, Zambia. 

CASSITERITE.........SnO2 ---  Tin City, Alaska.  Low Mn,Fe. Good beam alignment material.

CATAPLEIITE.........Na2ZrSi3O9 2H2O --- Mont St. Hilaire, Quebec.

CAVANSITE...........Ca(VO)(Si4O10) 4H2O --- Wahgoli, India. Gemmy crystals.

CAYSICHITE..........Y2(Ca,Gd)2(Si,Al)4O10(CO3)3 4H2O --- Wakefield, Quebec. Fibrous. (SANA).

CECHITE.............Pb(Fe,Mn)(VO4)(OH) --- Vranice, Czechoslovakia.

CELESTITE...........SrSO4 --- Clay Center Ohio (white),  Morril, Kansas (orange).

CERITE..............(Ce,Ca)9(Mg,Fe)Si7(O,OH,F)28 --- Bastnaes, Sweden.  Intergrowths.(SANA).

CERNYITE............Cu2CdSnS4 --- Keystone, South Dakota.  One of the few cadmium minerals.

CERULEITE...........Cu2Al7(AsO4)4(OH)13 12H2O --- Chile.  Beam sensitive?

CERUSSITE...........PbCO3 --- Many Localites.  Good beam alignment material.

CERVANTITE..........Sb2O4 --- Mexico.   (Use LG antimony oxide).

CHABAZITE...........CaAl2Si4O12 6H2O --- Goble, Oregon.

CHABOURNEITE........(Tl,Pb)5(Sb,As)21S34 --- Ja Roux, Htes. Alpes, France.  (SANA).

CHALCOALUMITE.......CuAl4(SO4)(OH)12 3H2O --- Bisbee, Arizona.  Soft, beam sensitive.

CHALCOCITE..........Cu2S ---  Butte, Montana.

CHALCOMENITE........CuSeO3 2H2O --- Potosi, Bolivia.  

CHALCOPHANITE.......(Zn,Fe,Mn)Mn3O7 3H2O --- Gold Hill, Utah. (SANA).

CHALCOPHYLLITE......Cu18Al2(AsO4)3(SO4)3(OH)27 33H2O --- Reno, Nevada.

CHALCOPYRITE........CuFeS2 --- Joplin, MO. (See LG CuFeS2)

CHALCOSIDERITE......CuFe6(PO4)4(OH)8 4H2O --- Ludwig, Nevada.

CHALCSTIBITE........CuSbS2 --- Skyokomish, Washington.

CHAMOSITE...........(Fe2,Mg)5Al(Si3Al)O10(OH,O)8 --- Harz Mtns., Germany.

CHAROITE............K(Ca,Na)2Si4O10(OH,F) H2O --- Siberia.

CHENEVIXITE.........Cu2Fe2(AsO4)2(OH)4 H2O --- Gold Hill, Utah.  Shows intergrowths. 

CHERALITE...........(Ca,Ce,Th)(P,Si)O4 --- Uranium King Mine, Wyoming. (SANA)

CHERVETITE..........Pb2V2O7 --- Mounana, Gabon.

CHEVKINITE..........(Ca,Ce,Th)4(fe,Mg)2(Ti,Fe)3Si4O22 --- Kingman, Arizona. ( SANA )

CHILDRENITE.........(Fe,Mn)Al(PO4)(OH)2  --- Yukon , Canada .

CHIOLITE............Na5Al3F14 --- Ivigtut, Greenland .

CHLORARGYRITE.......AgCl   Santa Cruz Co. --- Arizona .  Will show Br.

CHLORITOID..........(Fe,Mg,Mn)2Al4Si2 O10(OH)4 --- Michigamme , Michigan .  ( SANA )

CHONDRODITE.........Mg5(SiO4)2 (F,OH)2 --- Pargas , Finland

CHROMITE............FeCr2O4 --- Many localities. All show Al and Mg (HQAA).

CHRYSOBERYL.........BeAl2O4 --- Minas Gerais, Brazil .

CHURCHITE...........(Y,Er,La)PO4 2H2O --- Sausalito , California . Fibrous. ( SANA ).

CHRYSOCOLLA.........(Cu,Al)2H2Si2O5(OH)4 nH2O --- Brownlee Dam, Idaho .  Good, glassy material.

CINNABAR............HgS --- Almaden , Spain .  (Use LG mercury sulfide)

CLAUDETITE..........As2O3 --- (Use LG arsenic trioxide).

CLAUSTHALITE........PbSe --- Lake Athebasca , Saskatchewan .  (Use LG lead selenide).

CLINOCHLORE.........(Mg,Fe)5Al(Si3Al)O10(OH) --- Numerous localities. Texas , PA (HQAA).

CLINOCLASE..........Cu3(AsO4)(OH)3 --- Majuba Hill , Nevada

CLINOHEDRITE........CaZnSiO3(OH)2 --- Franklin , New Jersey .  May show some intergrowths.

CLINOHUMITE.........(Mg,Fe)9(SiO4)4(F,OH)2 --- Gifu, Japan.

CLINOPTILOLITE......(Na,K,Ca)6(Si,Al)36O72 20H2O --- Cape Lookout , Oregon .  Beam sensitive.

CLINOTYROLITE.......Ca2CU9[(As,S)O4](O,OH)10 10H2O --- Lovelock Mine, Nevada .  Soft.

CLINOZOISITE........Ca2Al3(SiO4)3(OH) --- Baker, Oregon .

CLINTONITE..........Ca(Mg,Al)3(Al3Si)O10(OH)2 --- Helena , Montana .

COALINGITE..........Mg10Fe2(CO3)(OH)24 2H2O --- Coalinga , California . [0.1] Slivers.

COBALTITE...........CoAsS --- Cobalt, Idaho .

COFFINITE...........U(SiO4)1-x(OH)4x ---  Thompson , Utah .  Variable composition. ( SANA ).

COLEMANITE..........Ca2B6O11 5H2O --- Boron, California .   Beam sensitive.

COLLINSITE .........Ca2(Mg,Fe)PO4)2 2H2O ---  Francois Lake , British Columbia .  ( SANA )

COLORADOITE.........HgTe --- Harold Mine, Boulder Co., Colorado .  (Use LG HgTe).

COLUSITE............Cu26V2(As,Sn,Sb)6S32 --- Butte , Montana .  ( SANA )

CONICHALCITE........CuCA(AsO4)(OH) --- Tintic, Utah , and Pinal Co. AZ (crystals).

CONNELLITE..........Cu19Cl4(SO4)(OH)32 3H2O --- Tintic, Utah

COOKEITE............LiAl4(Si3Al)O10(OH)8 --- Governador, Minas Gerais, Brazil

COPPER..............Cu --- Many localities (See also Metals and LG Material).

CORDIERITE..........(Mg,Fe)2Al4Si5O18 --- Tanzania ?  Gemmy blue crystal (iolite).

CORKITE.............PbFe3(PO4)(SO4)(OH)6 --- New Mexico .

CORNETITE...........Cu3(PO4)(OH)3 --- Ndola , Zambia .

CORNUBITE...........Cu5(AsO4)2(OH)4  --- Patagonia , Arizona   [0.2]

CORNWALLITE.........Cu5(AsO4)2(OH)4 H2O --- Tintic, Utah    [0.3]

CORONADITE..........PbMn8O16 ---  Santa Cruz Co., Arizona .

CORUNDUM............Al2O3 --- Gallatin Gateway, Montana .  (Use LG aluminum oxide).

COSALITE............Pb2Bi2S5. --- Wells , British Columbia   [0.3]

COVELLITE...........CuS --- Butte , Montana . Some intergrown chalcocite.

COWLESITE...........CaAl2Si3O10 5-6H2O ---  Burnt Cabin Creek, Wheeler Co., Oregon

CRANDALLITE.........CaAl3(PO4)2(OH)5 H2O --- Fairfield , Utah

CREASEYITE..........Cu2Pb2(Fe,Al)2Si5O17 6H2O ---  Tiger, Arizona .  Fibrous.

CREEDITE............Ca3Al2(SO4)(F,OH)10 2H2O --- Colquiri , Bolivia .

CRICHTONITE.........(Pb,Sr,Y)(Ti,FeMn)21O38 --- Kubitscheck, Minas Gerais, Brazil . ( SANA )

CROCOITE............PbCrO4  --- Dundas , Tasmania .   (Use LG lead chromate).

CROSSITE............Na2(Mg,Fe)3(Al,Fe)2Si8O22(OH)2 --- San Benito Co., California .

CRYPTOMELANE........KMn16O16 --- Reaphook Hill , South Australia .

CRYOLITE........... Na3AlF --- Ivigtut, Greenland .

CUBANITE............CuFe2S3 --- Monte Christo , Washington . Can show intergrowths.

CUPRITE.............Cu2O --- Bisbee , Arizona .   (Use LG Cu2O)

CUPROBISMUTITE......Cu10Bi12S23 --- Marysvale , Utah .  Some intergrown bismuthinite.

CUPROSKLODOWSKITE...Cu(UO2)2(SiO4)2 2H2O --- Katanga, Zaire

CUPROTUNGSTITE......Cu2WO4(OH)2 --- Clifton , Utah .  May be too soft.

CURIENITE...........Pb(UO2)2(VO4)2 5H2O --- Mounana , Gabon . Offered as "cloud mount".[0.07]

CUSPIDINE...........Ca4Si2O7(F,OH)2 --- Vesuvias, Napoli , Italy .  [0.2]

CYANOTRICHITE.......Cu4Al2(SO4)(OH)12 2H2O --- Chuquicamata , Chile . [0.2]. Thin fibrous.

CYLINDRITE..........Pb3Sn4FeSb2S14 --- Poopo , Bolivia .

 

DACHIARDITE.........(Ca,Na2, K2 )5Al10 Si38O96 25H2O --- Cape Lookout , Oregon .  Beam sensitive.

DADSONITE...........Pb10+xSb14-xS31-x --- Harz , Germany .   May be intergrown.

DANALITE............(Fe,Mn,Zn)4Be3(SiO4)3S --- Sawtooth Range, Idaho . ( SANA )

DANBURITE...........CaB2(SiO4)2 --- Potosi , Mexico .

DANNEMORITE.........Mn2(Fe,Mg)5Si8O22(OH)2 --- Sweden .  Brittle fibers.

DATOLITE............CaBSiO4(OH) --- Many Localities.

DAVIDITE............(La,Ce)(Y,U,Fe)(Ti,Fe)20(O,OH)38 --- Radium Hill, Australia.  ( SANA )

DAWSONITE...........NaAl(CO3)(OH)2 --- Mont St. Hilaire , Quebec .  Fibrous  [0.1]. (

DEERITE.............(Fe,Mn)6(Fe,Al)3Si6O20(OH)5 --- Laytonville , California . Intergrowths.

DELAFOSSITE.........CuFeO2 --- Bisbee , Arizona .

DELHAYELITE.........(Na,K)10Ca5Al6Si32O80(Cl2F2,SO4)3 18H2O --- Russia .

DENNINGITE..........(Mn,Ca,Zn)Te2O5 --- Sonora, Mexico .

DESCLOIZITE.........Pb(Zn,Cu)(VO4)(OH) --- Mounana , Gabon .

DEVILLITE...........CaCu4(SO4)2(OH)6 3H2O --- Obershulenberg, Harz Mtns , Germany .  [0.15]

DIABOLEITE..........Pb2CuCl2(OH)4 --- Tiger, Arizona .

DIAMOND.............C --- Many localities, natural and synthetic.

DIAPHORITE..........Ag3Pb2Sb3S8 --- Van Silver Mine, British Columbia . [0.2]

DIASPORE............AlO(OH) --- Gemmy colorless cleavages, Kittitas Co, WA.  Also gemmy brown, Turkey.

DIGENITE............Cu9S5 --- Butte, Montana.  Chalcocite intergrowths.

DIOPSIDE............MgCaSi2O6.--- Italy, Washington, Many other localities.

DIOPSIDE............Mg(Cr)CaSi2O6 --- Schaeffer Kimberlite, Wyoming.  Deep green chromian variety.

DIOPSTASE...........CuSiO2(OH)2 --- Tsumeb, Namibia

DJURLEITE...........Cu31S16 --- San Benito Co., California, and Butte , Montana .

DOLOMITE............CaMg(CO3)2 --- Styria, Austria. (HQAA).  Thin cleavage plates.

DOMEYKITE...........Cu3As --- Keeweenaw Co., Michigan .  May be intergrown with algodonite.

DRAVITE.............NaMg3Al6(BO3)3Si6O18(OH,F)4 --- Australia and Pierrepont , New York .

DRESSERITE..........Ba2Al4(CO3)4(OH)8 3H2O --- Mont St. Hilaire , Quebec .

DUFRENITE...........Fe5(PO4)3(OH)5 2H2O --- Cherokee Co., Alabama and Polk Co., Arkansas .

DUFRENOYSITE........Pb2As2S5 --- Binnental , Switzerland .

DUFTITE.............CuPb(AsO4)(OH) --- Mt. Bonney , Australlia and Wickenburg , Arizona .

DUMORTIERITE........Al7(BO3)(SiO4)3O3 --- North Bend , Washington . Coarse crystalline.

DUNDASITE...........PbAl2(CO3)2(OH)4 H2O --- Belgium . Soft.

DURANGITE...........NaAl(AsO4)F --- Thomas Range , Utah .

DUSSERTITE..........BaFe3(AsO4)2(OH)5 --- Djebel Debar, Constantine , Algeria .

"DYSANALITE"........(Nb,Ca)TiO3 --- Niobian perovskite.  Magnet Cove, Arkansas .

DYSCRASITE..........Ag3Sb --- St. Andreasberg , Germany .

 

ECKERMANNITE........Na3(Mg,Fe)4(Al,Fe)Si8O22(OH)2 --- Norrakerr, Sweden. 

EDENITE.............NaCa2(Mg,Fe)5Si7AlO22(OH) --- Merkerstein , Tanzania   

EDINGTONITE.........BaAl2Si3O10 4H2O --- Ice River , British Columbia

ELBAITE.............Na(Li,Al)3Al6(BO3)3Si6O18(OH)4 --- Many Localities

ELECTRUM............AuAg --- Many Localities.   Various compositions.

ELPASOITE...........K2NaAlF6 --- St. Peters Dome, Colorado .

ELPIDITE............Na2ZrSi6O15 3H2O --- Okanogan Co., Washington .

EMMONSITE...........Fe2Te3O9 2H2O --- Moctezuma , Sonora , Mexico .

EMPLECTITE..........CuBiS2 --- Saxony , Germany .  May show intergrowths with bismuthinite.

ENARGITE............Cu3AsS4 --- Butte , Montana .

ENSTATITE...........MgSiO3 --- Sri Lanka .  (HQAA).

EOSPHORITE..........(Mn,Fe)Al(PO4)(OH)2 H2O --- Minas Gerais, Brazil .

EPIDOTE.............Ca2(Al,Fe)3(SiO4)3(OH) --- Italy .  Light colored, low Fe. Many localities.

EPISTILBITE.........CaAl2Si6O16 ---  Puu O Ehu Quarry, Honolulu , Hawaii and Big Tree Cr., WA

ERIONITE............( K2 ,Ca,Na2)2Al4Si14O36 15H2O --- Chase Cr., Falkland , British Columbia . 

ERYTHRITE...........Co3(AsO4)2 8H2O --- Cobalt, Idaho .  Nickel free.

ESKOLAITE...........Cr2O3  Finland.  Hard black grains.  2% V2O5. 

ESPERITE............(Ca,Pb)ZnSiO4 --- Franklin , New Jersey .

EUCHROITE...........Cu2(AsO4)(OH)3 H2O --- Missoula County , Montana .

EUCLASE.............BeAlSiO4(OH) --- Minas Gerais, Brazil .

EUCRYPTITE..........LiAlSiO4 --- Rhodesia .

EUDIALYTE...........Na4(Ca,Ce,Fe)2ZrSi6O17 (OH,Cl)2 --- Mont St. Hilaire , Quebec .  ( SANA )

EUXENITE............(Y,Ca,Ce,U,Th)(Nb,Ta,Ti)O6 --- Idaho , Brazil , Wyoming ( SANA )

 

FAIRFIELDITE........Ca2(Mn,Fe)(PO4)2 2H2O --- Keystone, South Dakota . ($15.00)

FAMATINITE..........Cu3SbS4 --- Niarada , Montana .  Contains 2-3% As.

FAUJASITE...........(Na2,Ca)Al2Si4O12 8H2O --- Baden , Germany .  Beam sensitive.

FAUSTITE............(Zn,Cu)Al6(PO4)4(OH)8 4H2O --- Carlin, Nevada . Soft.

FAYALITE............Fe2SiO4 --- Stollberg Sweden .

FERBERITE...........FeWO4 --- Nederland , Colorado , Tae Hwa , Korea .

FERGUSONITE.........(Y,Er,Ce,Fe)(Nb,Ta,Ti)O4 --- Barringer Hill , Texas .  ( SANA )

FERRIERITE..........(Na,K)2MgAl3Si15O36 (OH) 9H2O ---  Kamloops Lake , British Columbia .

FERRIMOLYBDITE......Fe2Mo3O12 8H2O --- Lemhi Co., Idaho .  Soft and fibrous.

FERRISICKLERITE.....Li (Fe,Mn)PO4 --- Keystone, South Dakota .  Shows intergrowths.

FERRITUNGSTITE......(W,Fe)(O,OH)3 --- Stevens Co., Washington.

FERROACTINOLITE.....Ca2(Fe,Mg)5Si8O22(OH)2 --- Gila Co., Arizona .  (HQAA)

FERROHORNBLENDE.....Ca2(Fe,Mg)4Al(Si7Al)O22 (OH,F)2 --- San Benito Co., California.

FERROSILITE.........Fe2Si2O6 --- Big Squaw, Maine .  Intergrown with plagioclase.

FERSMITE............(Ca,Ce,Na)(Nb,Ti,Fe,Al)2(O,OH,F)6 --- Ravalli Co., Montana.  ( SANA ).

FERUVITE............Ca(Fe,Mg,Ti)3(Al,Mg)6(BO3)3Si6O18(OH)4 --- North, Bend, WA.  Ti rich ( SANA )

FIZELYITE...........Pb14Ag5Sb21S48 --- Morey, Nevada    [0.2].

FLEISCHERITE........Pb3Ge(SO4)2(OH)6 3H2O --- Tsumeb , Namibia .  Fibrous crystals [0.2]

FLUOBORITE..........Mg3(BO3)(F,OH)3 --- Ludlow , California .

FLUORAPATITE........Ca5(PO4)F --- Numerous localities.

FLUORAPOPHYLLITE....KCa4Si8O20(F,OH) 8H2O --- Poona , India .

FLUORITE............CaF2 --- Many localities.

FOGGITE.............CaAl(PO4)(OH)2 H2O --- North Groton , New Hampshire . Soft.

FORNACITE...........(Pb,Cu)3[(Cr,As)O4]2 (OH) --- Tiger, Arizona, Reneville, Zaire .

FORSTERITE..........Mg2SiO2 --- Pakistan.  Near end member, homogeneous.

FRANCEVILLITE.......(Pb,Ba)(UO2)2(VO4)2 5 H2O --- Mounana , Gabon .  Low barium.

FRANKEITE...........Pb5Sn3Sb2S14 --- Oruro, Bolivia .

FRANKLINITE.........(Zn,Mn,Fe)(Fe,Mn)2O4 --- Franklin, New Jersey .

FREIBERGITE.........(Ag,Cu,Fe)12(Sb,As)4S13 --- Many localities.  (Use LG friebergite).

FRESNOITE...........Ba2TiSi2O8 --- Rush Creek, Fresno Co., California

FRIEDELITE..........(Mn,Fe)8Si6O15 (OH,Cl)10 ---- Franklin, New Jersey .

FRIEDRICHITE........Cu5Pb5Bi7S18 --- Victorio , New Mexico .  May show exsolutions.

FRONDELITE..........(Mn,Fe)Fe4(PO4)3(OH)5 --- Keystone, South Dakota .

FULOPPITE...........Pb3Sb8S15 --- Cumberland , England . ($25.00)

 

GADOLINITE (Ce).....(Ce,La,Nd)2FeBe2Si2O10 --- Langesundefjord , Norway . ( SANA )

GADOLINITE (Y)......Y2FeBe2Si2O10 --- Ytterby , Sweden . ( SANA )

GAGARINITE..........NaCaY(F,Cl)6 --- Okanogan Co., Washington.  [0.2]  Limited material.

GAHNITE.............ZnAl2O4. --- Brazil .  (HQAA).

GALAXITE............(Mn,Fe,Mg)(Al,Fe)2O4 --- Bald Knob, North Carolina   [0.2] Intergrown

GALENA ..............PbS --- Many localities.  (Use LG lead sulfide).

GALENOBISMUTITE.....PbBi2S4 --- Stevens Co., Washington. ($25.00)

GALKHAITE...........(Cs,Tl)(Hg,Cu,Zn)6(As,Sb)4S12 --- Getchell, Nevada.

GARRONITE...........Na2Ca5Al12Si20O64 27H2O --- Goble , Oregon .

GASPEITE............(Ni,Mg,Fe)CO3 --- Australia .

GEARKSUTITE.........CaAlF4(OH) H2O --- Grand Reef Mine, Arizona .

GEDRITE.............(Mg, Fe)5Al2(Si6Al2)O22(OH)2 --- Ludiska , Sweden .

GEHLENITE...........Ca2Al(SiAl)O7 --- Grosseto , Tuscany , Italy .

GENTHELVITE.........(Zn,Fe,Mn)4Be3Si3O12S --- Argentina .  ( SANA )

GEOCRONITE..........Pb14(Sb,As)6S23 --- Bossburg , Washington .  Near Sb end member.

GERSDORFFITE........NiAsS --- Snowbird Mine, Montana .

GERSTLEYITE.........Na2(Sb,As)8S13 2H2O --- Baker Mine, Boron, California .

GETCHELLITE.........AsSbS3 --- Getchell , Nevada .

GIBBSITE............Al(OH)3 --- Langesfjord , Norway .  Some intergrowths.

GILLESPITE..........BaFeSi4O10 --- Baja , California

GISMONDINE..........Ca2Al4Si4O16 9H2O --- Rome , Italy .  Beam sensistive.

GITTINSITE..........CaZrSi2O7 --- Kipawa Complex , Quebec .  Compact fibrous

GLAUBERITE..........Na2Ca(SO)2 --- Searles Lake , California .   Beam and moisture sensistive.

GLAUCODOT...........(Co,Fe)AsS --- Prairie City , Oregon .

GLAUCOKERINITE......(Zn,Cu)10Al6(SO4)3(OH)32 18H2O --- Laurium , Greece . Soft.

GLAUCOPHANE.........Na2(Mg,Fe)3Al2Si8O22(OH)2 --- Sonoma County , California

GLAUKOSPHAERITE.....(Cu,Ni)2(CO3)(OH)2 --- Carr Boyd Nickel Mine, Western Australia .

GOBBINSITE..........Na4(Cu,Mg, K2 )Al6Si10O32 12H2O --- Isle Magee County Antrim , Ireland   ( SANA )

GOETHITE............FeO(OH) --- Negaunee , Michigan .  Single crystals.

GOLD................Au --- Many localities, many compositions.  (See LG and Metals)

GOLDMANITE..........Ca3(V,Al,Fe)2(SiO4)3 --- Laguna , New Mexico   ( SANA )

GONNARDITE..........Na2CaAl4Si6O20 7H2O --- Styria , Austria

GOOSECREEKITE.......CaAl2Si6O16 10H2O --- Kalyan , India

GORGEYITE...........K2Ca5(SO4)6 H2O --- Kazakstan

GORMANITE...........Fe3Al4(PO4)4(OH)6 2H2O --- Yukon , Canada .  Intergrown with souzalite.

GOUDEYITE...........Cu6(Al,Y)(AsO4)3(OH)6 3H2O --- Majuba Hill , Nevada

GOYAZITE............SrAl3(PO4)2(OH)5 H2O --- Keystone, South Dakota

GRAPHITE............C --- India .  Soft, but polishes well with little contamination.

GRATONITE...........Pb9As4S15 --- Rio Tinto , Spain .

GREENOCKITE.........CdS --- Llallagua , Bolivia . Single crystals.  (Use LG grown CdS).

GREIGITE............Fe3S4 --- Matra Mine, Corsica , France .

GROSSULAR...........Ca3Al2(SiO4)3   --- Asbestos, Quebec (near end member).  Other localities.

GROUTITE............MnO(OH) --- Cayuna Iron Range , Minnesota .

GRUNERITE...........(Fe,Mg)7Si8)22(OH)2  ---  Marquette , Michigan ; Quebec (HQAA). Compact.

GUDMUNDITE..........FeSbS --- Chelan Co., Washington.

GUSTAVITE...........PbAgBi3S6 --- South Mountain , Idaho . 

GYPSUM..............CaSO4 --- Alberta .  Soft and beam sensistive.

GYROLITE............Na(Ca,Mg,Fe)16(Si,Al)24O60(OH)7 15H2O --- Nasik , India .  Beam sensitive.

 

HAGENDORFITE........(Na,Ca)Mn(Fe2,Mg)2(PO4)3 --- Hagendorf, Bavaria.   [0.2]

HANCOCKITE..........(Pb,Ca,Sr)2(Al,Fe)3(SiO4)3(OH) --- Franklin, New Jersey.  ( SANA )

HANKSITE............KNa22(SO4)9(CO3)2Cl ---  Searles Lake , California

HANNEBACHITE........CaSO3 5H2O --- West Germany .  A sulfite.  Probably beam sensitive.  [0.2]

HARDYSTONITE........Ca2ZnSi2O7 ---  Franklin , New Jersey .

HARMOTOME...........(Ba,K)1-2(Si,Al)8O16 6H2O --- Strontian , Scotland

HASTINGSITE.........NaCa2(Fe,Mg)4Fe(Al2Si6)O22(OH)2 --- Italy

HAUSMANNITE.........Mn3O4 --- Stambaugh , Michigan

HAUYNE..............(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2 --- Italy

HAYNESITE...........(UO2)3(SeO3)2(OH)2 5H2O ---  Repete Mine, San Juan Co. Co.  Soft. [0.15]

HEAZELWOODITE.......Ni3S2 --- Heazelwood , Tasmania .   Intergrowths ?  

HEDENBERGITE........CaFeSi2O6 --- South Mountan , Idaho , Broken Hill , Australia (HQAA)

HEDLEYITE...........Bi7Te3 --- Hedley , British Columbia    [0.25]  Intergrown with bismuth.

HEDYPHANE...........Pb3Ca2(AsO4)3Cl --- Langban , Sweden

HEINRICHITE.........Ba(UO2)2(AsO4)2 10-12H2O --- Germany .  [0.15]

HELLANDITE..........(Ca,Y)6(Al,Fe)Si4B4O20(OH)4 --- Hull , Quebec . Earthy areas.  ( SANA )

HELVITE.............Mn4Be3(SiO4)S --- Sierra Co., New Mexico

HEMATITE............Fe2O3 --- Elba , Italy.   Many other localities.

HEMIHEDRITE.........Pb10Zn(CrO4)6(SiO4)2F2 --- Wickenburg , Arizona

HEMIMORPHITE........Zn4Si2O7(OH)2 H2O --- Durango , Mexico .  Many other localities.

HENDRICKSITE........K(Zn,Mg,Mn)3(Si3Al)O10(OH)2 --- Franklin, New Jersey.   ( SANA )

HENRYITE............Cu4Ag3Te4 --- Bisbee , Arizona .  Intergrown with other tellurides.

HERDERITE...........CaBe(PO4)(F,OH) --- Governador Valadares , Brazil .

HERSCHELITE.........(Na,Ca,K)AlSi2O6 3H2O --- Horshoe Dam, Arizona .   Beam sensitive.

HESSITE.............Ag2Te --- Kazahktstan. Single crystals from Washington State. (Use LG silver telluride).

HETAEROLITE.........ZnMn2O4 --- Sterling Hill, New Jersey .

HETEROSITE..........(Fe,Mn)PO4 ---  Newry, Maine

HEULANDITE..........(Na,Ca)2-3Al3(Al,Si)2Si13O36 12H2O ---  Many localities.  ( SANA )

HEWETTITE...........CaV6O16 9H2O --- Thompson , Utah .

HEYROVSKITE.........Pb10AgBi5S18 --- Lander Co., Nevada .   May show some intergrowths.

HIBONITE............(Ca,Ce)(Al,Ti,Mg)12O19 --- Elsiva , Madagascar .

HIDALGOITE..........PbAl3(AsO4(SO4)(OH)6 --- Gold Hill , Utah .

HILAIRITE...........Na2ZrSi3O9 3H2O --- Mont St. Hilaire Quebec .

HILGARDITE..........Ca2B5O9Cl H2O --- England .  Probably beam sensitive.

HINSDALITE..........(Pb,Sr)Al3(PO4)(SO4)(OH)6 --- Westerveld , West Germany .   [0.2]

HIORTDAHLITE........(Ca,Na)3ZrSi2O7(O,OH,F)2 --- Langesundfjord, Norway.  ( SANA )

HISINGERITE.........Fe2Si2O5(OH)4 2H2O --- Troy , Montana .

HODGEKINSONITE......MnZn2SiO4(OH)2 --- Franklin , New Jersey .

HOLLANDITE..........Ba(Mn2Fe)8O16 --- Lappland , Sweden and Black Jack Mine, Arizona .

HOLMQUISTITE........Li2(Mg,Fe)3Al2Si8O22(OH)2 --- Uto , Sweden . ( SANA )  May show intergrowths.

HOPEITE.............Zn3(PO4)2 4H2O ---  Broken Hill Mine , Zambia .

HORNESITE...........Mg3(AsO4)2 8H2O ---  LaConner , Washington .  Soft, but polishes well.

HOWLITE.............Ca2B5SiO9(OH)5 ---  Lang , California .  Beam sensitive.

HUEBNERITE..........MnWO4 ---  Silverton , Colorado .  A few % Fe.

HUMITE..............(Mg,Fe)7(SiO4)3(F,OH)2 ---  Mt. Vesuvius, Campania, Italy.  Gemmy.

HUNTITE.............CaMg3(CO3)4 --- Pima Co., Arizona .

HUREAULITE..........Mn5(PO4)2[PO3(OH)]2 4H2O ---  Mangualde , Portugal and Keystone S.Dakota.

HUTCHINSONITE.......(Pb,Tl)2As5S9 --- Quiruvilca , Peru .

HYDROBORACITE.......CaMgB6O8(OH)6 3H2O --- Bigadic , Turkey .  Thin fibers.  Beam sensitive.

HYDROCERUSSITE......Pb3(CO3)2(OH)2  --- Mendip Hills , England .

HYDROMAGNESITE......Mg5(CO3)4(OH)2 4H2O --- Long Island , New York . Thin fibers.

HYDRONIUM JAROSITE..(H3)Fe3(SO4)2 --- Rustler MIne, Utah .

HYDROTALCITE........Mg6Al2(CO3)(OH)16 4H2O --- Vikersund , Norway . Soft.

HYDROXYAPOPHYLLITE..KCa4Si8O20(OH,F) 8H2O --- confirmation pending.

HYDROXYLAPATITE.....Ca5(PO4)3(OH) --- confirmation pending.

HYDROZINCITE........Zn5(CO3)2(OH)6 --- Goodsprings , Nevada and Durango , Mexico . Soft.

 

ILMENITE............FeTiO3 ---  Snohomish Co, WA. Exsolution lamellae minor.  (HQAA) 

ILMENORUTILE........(Ti,Nb,Fe)O2 --- Iveland, Setesdal , Norway .

ILVAITE.............CaFe3(SIO4)2(OH) --- South Mountain , Idaho .

INESITE.............Ca2Mn7Si10O28(OH)2 5H2O --- Hale Creek Mine, Trinity Co., California .

IODARGYRITE.........AgI --- Broken Hill New South Wales .  (Use LG silver iodide).

IRANITE.............Pb10Cu(CrO4)6(SiO4)2(F,OH)2 --- Anarak , Iran .

IRIDIUM.............Ir --- Goodnews Bay Alaska . Contains osmium and platinum.  (Use LG Ir).

IRON................Fe --- E.Siberia , Russia .  (Use LG iron).

 

JACOBSITE...........(Mn,Fe,Mg)(Fe,Mn)2O4 --- Langban Sweden , Bald Knob North Carolina .  [0.5]

JADEITE.............Na(Al,Fe)Si2O6 ---  Russian River , California .  Some intergrown albite.

JAHNSITE............CaMn(Mg,Fe)2Fe2(PO4)4(OH)2 8H2O --- Custer , South Dakota .  [0.3]

JALPAITE............Ag3CuS2 --- Chihuahua , Mexico .  (Use LG silver copper sulfide).

JAMESONITE..........Pb4FeSb6S14. --- Stanley , Idaho . Coarse material.

JAROSITE............KFe3(SO4)2(OH)6 --- Capo Calamita , Italy .  Gemmy crystals.

JOAQUINITE..........Ba2NaCe2Fe(Ti,Nb)2Si8O26(OH,F) H2O --- San Benito Co., California .  ( SANA )

JOHANSENNITE........Ca(Mn,Fe)Si2O6 --- Brown Mule Claim, Washington and Arivaipa , AZ.

JONESITE............Ba4(K,Na)2Ti4Al2Si10O36 6H2O --- San Benito, Co., California .  [.25]

JORDANITE...........Pb14(As,Sb)6S23 --- Baden , Germany and Balmat , NY . NY material has 1.4%Sb.

JOSEITE.............Bi4TeS2 --- Glacier Gulch, Smithers British Columbia .  Intergrowths.

JUNOITE.............Cu2Pb3Bi8(S,Se)16 --- Juno Mine, Australia .  Se rich. Some intergrowths.

JUNITOITE...........CaZn2Si2O7 H2O --- Christmas Mine, Hayden , Arizona .

 

KAERSUTITE..........NaCa2(Mg,Fe)4Ti(Si6,Al2)O22 ---  Saudi Arabia .  (HQAA)

KAINOSITE...........Ca2(Y,Ce)2(SiO4)3 H2O --- Wakefield , Quebec .  [0.2] fibrous.

KALSILITE...........KALSiO4 --- Terni , Italy .  [0.2]

"KAMMERERITE".......(Cr,Mg,Fe)5Al(Si3,Al)O10(OH)8 --- Erzerum, Turkey. Cr clinochlore.

KANKITE.............FeAsO4 3.5H2O --- Kank, Kutna Hora , Czechoslovakia . Beam sensitive.

KARIBIBITE..........Fe2As4(O,OH)9 --- Urucum, Minas Gerais, Brazil .  

KASOLITE............Pb(UO2)SiO4 H2O --- Grury , France .

KENTROLITE..........Pb2Mn2Si2O9 --- Hillsboro , New Mexico .

KERMESITE...........Sb2S2O --- Globe and Phoenix , Que, Que Rhodesia . Coarse crystalline.

KESTERITE...........Cu2(Zn,Fe)SnS5    --- Snowird Mine, Revelstoke, B.C., Intergrowths. ( SANA )

KETTNERITE..........CaBi(CO3)OF --- Tintic, Utah .   [0.25]

KIDWELLITE..........NaFe9(PO4)6(OH)10 5H2O --- Polk Co., Arkansas .

KINOITE.............Ca2Cu2Si3O8(OH)4 --- Gila County , Arizona .

KIPUSHITE...........(Zn,Cu)6(PO4)2(OH)6 H2O --- Phillipsburg , Montana .

KLEBELSBERGITE......Sb4O4(OH)2SO4 --- Tuscany , Italy .  Thin blades.

KLEINITE............Hg2N(Cl,SO4) nH2O --- McDermitt Mine , Nevada .

KLOCKMANNITE........CuSe --- Mendoza , Argentina .

"KNEBELITE".........(Mg,Mn,Fe)2SiO4 --- Riondel , British Columbia .   Mn rich olivine.

KOBELLITE...........Pb22Cu4(Bi,Sb)30S69 --- Rossland , British Columbia .  May show intergrowths.

KORNERUPINE.........Mg3Al6(Si,Al,B)5O21(OH) --- Gatineau Co., Quebec .

KOETTIGITE..........Zn3(AsO4)2 8H2O ---  Durango , Mexico .

KRENNERITE..........AuTe2 --- Cripple Creek , Colorado .

KRUTAITE............CuSe2 --- Potosi , Bolivia .

KUPLETSKITE.........(Na,K)2(Mn,Fe)7(Ti,Nb)2Si8O24(O,OH)7 --- Magnet Cove, Ark.  ( SANA ).

KUTNAHORITE.........Ca(Mn,Mg,Fe)(CO3)2 --- Arezzo , Italy .  ( SANA )

KYANITE.............Al2SiO5. --- Minas Gerais , Brazil .  Green gemmy material.

 

LABRADORITE ........(Ca,Na)Al silicate --- New York .

LAMPROPHYLLITE......Na2(Sr,Ba)2Ti3(SiO4)4(OH,F)2 --- Rocky Boy, Montana. ( SANA )

LANGITE.............Cu4(SO4)(OH)6 2H2O --- Lubietova, Czechoslavkia.  Beam sensitive.

LARSENITE...........PbZnSiO4 --- Franklin , New Jersey .

LAUEITE.............MnFe2(PO4)2(OH)2 8H2O --- North Groton , New Hampshire .  [0.2]

LAURELITE...........Pb(F,Cl,OH)2 --- New mineral,  Grand Reef Mine, Arizona .  [0.3]

LAURIONITE..........PbCl(OH)--- Laurium , Greece .   [0.3]

LAVENDULAN..........NaCaCu5(AsO4)4Cl 5H2O --- Chile .

LAWSONITE...........CaAl2Si2O7(OH)2 H2O --- Tiburon Peninsula , California (HQAA).

LAZULITE............(Mg,Fe)Al2(PO4)2(OH)2 --- Yukon , Canada .

LAZURITE............(Na,Ca)8(Al,Si)12O24[(SO4),Cl2,(OH)2] --- Afghanistan.  ( SANA )

LEAD................Pb --- Langban , Sweden .  (Use LG lead).

LEADHILLITE.........Pb4(SO4)(CO3)2(OH)2 --- Challis, Idaho .

LEGRANDITE..........Zn2(AsO4)(OH) H2O --- Durango , Mexico .

LEIGHTONITE.........K2Ca2Cu(SO4)4 2H2O --- Chucuicamata , Chile .  Beam Sensitive.

LEPIDOLITE..........K(Li,Al)3(Si,Al)4O10(F,OH)2 --- Minas Gerais, Brazil. Compact material.

LEUCOPHANITE........(Na,Ca)2BeSi2(O<FOH)7 --- Mont St. Hilaire , Quebec .

LEUCOPHOENICITE.....Mn7(SiO4)3(OH)2 --- Franklin , New Jersey .

LEUCOPHOSPHITE......KFe(PO4)2(OH) 2H2O --- Keystone, South Dakota

LEVYNE..............(Ca,Na2, K2 )3Al6Si12O36 18H2O ---  Green Peter Dam, Linn Co., Oregon .

LIBETHENITE.........Cu2(PO4)(OH) --- Pinal Co. , Arizona .

LILLIANITE..........Pb3Bi2S6 --- Gladhammar , Sweden .   May show some intergrowths.

LINARITE............PbCu(SO4)(OH)2 --- Challis, Idaho .

LINDGRENITE.........Cu3(MoO)2(OH)2 --- Chuquicamata , Chile .

LINDSTROMITE........Pb3Cu3Bi7S15 --- Sonora , Mexico .  May show intergrowths.

LINNAEITE...........Co3S4 --- Bastnaes , Sweden .  Some intergrown chalcopyrite.

LIROCONITE..........Cu2Al[(As,P)O4](OH)4 4H2O --- St. Just, Cornwall , England . Beam sensitive.

LITHARGE............PbO --- Arizona .   (Use LG lead oxide).

LITHIOPHILITE.......Li(Mn,Fe)PO4 --- Midnight Owl Mine, Arizona .

LIVINGSTONITE.......HgSb4S8 --- Guerrero , Mexico .

LIZARDITE...........Mg3Si2O5(OH)4 --- Vikersund , Norway .

LOELLINGITE.........FeAs2 --- St.Andreasburg, Harz , Germany , and Monte Romero Mine, Spain .

LOMONOSOVITE........Na2Ti2Si2O9 Na3PO4 --- South Greenland .

LORANDITE...........TlAsS2 --- Allchar , Macedonia .

LORENZENITE.........Na2Ti2Si2O9 --- Lovosero, Kola Peninsula , Russia . Biotite inclusions.

LUDLAMITE...........Fe3(PO4)2 4H2 O --- Blackbird Mine, Cobalt, Idaho .  Beam sensitive.

LUDWIGITE...........(Mg,Fe)2FeBO5 --- Darrington, Washington, Lemhi Co, Idaho .

LUETHITE............Cu2Al2(AsO4)2(OH)4 H2O --- Patagonia , Arizona .  [0.25]. 

LUZONITE............Cu3AsS4 --- Taipei , Taiwan .

 

MACKAYITE...........FeTe2O5(OH) --- Catron Co., N.M.   [0.2]

MAGNESIOCHROMITE....MgCr2O4 --- Twin Sisters Mountains , Washington . Substantial Fe and Al.

MAGNESIOHORNBLENDE..Ca2(Mg,Fe)4Al(Si7Al)O22(OH<F)2 --- San Marcial Quarry, NM.

MAGNESITE...........MgCO3 --- Bahia , Brazil .  Water clear, colorless rhombs.

MAGNETITE...........Fe3O4 --- Many Localities.   

MALACHITE...........Cu2CO3(OH)2 --- Laurium , Greece .  Single crystal material.

MALAYAITE...........CaSnSiO5. --- Devon , England .

MANDARINOITE........FeSeO9 6H2O --- Gold Hill , Utah .  Single crystals. (0.25)

MANGANAXINITE.......Ca2(Mn,Fe)Al2BSi4O15(OH)--- Franklin , New Jersey .   ( SANA )

MANGANBABINGTONITE..Ca2(Mn,Fe)FeSi4O14(OH) --- Landsman Camp, Arizona .

MANGANITE...........MnO(OH) --- Harz , Germany .

MANGAN-NEPTUNITE....Mn,Na2Li(Mn,Fe)2Ti2Si8O24 --- Kola Peninsula , Russia .

MANGANOSTIBITE......Mn7SbAsO12 --- Filipstad , Sweden . [0.2]

MANGANOTANTALITE....MnTa2O6 --- Locality unknown. Limited quantity.  Foord USGS.  (HQAA)

MANSFIELDITE........Al(AsO4) 2H2O --- Hobart Butte , Oregon .  Probably beam sensitive.

MARICOPAITE.........Pb7Ca2(Si,Al)48O100 --- Maricopa Co., Arizona . Splintery.  [0.4]

MARGARITE...........CaAl2(Al2Si2)O10(OH)2 --- Chester , Vermont .

MARIALITE...........Na4Al3Si9O24Cl --- North Bend , Washington .

MASSICOT............PbO --- Grand Reef Mine, Arizona .  (Use LG lead oxide).

MATILDITE...........AgBiS2 --- British Columbia . Shows intergrowths.  $20.00

MAUCHERITE..........Ni11As8 --- Mackinaw Mine, Snohomish Co., Washington.

MAXWELLITE..........NaFeAsO4F --- Catron Co., New Mexico .  New species. [0.1]  $25.00

MCGOVERNITE.........(Mn,Mg)19Zn3(AsO3)(AsO4)3(SiO4)3(OH)21 ---  Franklin, New Jersey.  ( SANA ).

MCGUINESSITE........(Mg,Cu)2(CO3(OH)2 --- Gabbs , Nevada .  May be too soft.

MELANOPHLOGITE......SiO2 --- Tuscany , Italy .  Minor inclusions of carbon compounds reported.

MELANOTEKITE........Pb2Fe2Si2O9 --- Langban , Sweden .

MELILITE............Na2CaAlSiO7 --- Terni , Italy .   [0.2]

MENDIPITE...........Pb3Cl2O2 --- Mendip Hills , England .

MENDOZAVILITE.......Na(Ca,Mg)2Fe6(PO4)2(P,Mo11O39)(OH,Cl)10 33H2O --- Rustler Mine, Utah. Soft.

MENEGHINITE.........CuPb13Sb7S24. --- Santa Cruz , California .

MERWINITE...........Ca3Mg(SiO4)2 --- Riverside , California .

MESOLITE............Na2Ca2Al6Si9O30 8H2O --- Skookumchuck Dam, Thurston Co., WA. Beam sensitive

MESSELITE...........Ca2(Fe,Mn)(PO4)2 2H2O --- Germany .

MIARGYRITE..........AgSbS2 --- Randsburg , California .

MICROCLINE..........KAlSI3O8 --- Many localities.

MICROLITE...........(Na,Ca)2Ta2O6(O,OH,F) --- Brazil , (excellent homogen) Harding Mine, New Mexico .   ( SANA )

MILARITE............KCa2AlBe2(Si12O30) H2O  --- Guanajuato, Mex.

MILLERITE........... NiS --- Leinster , West Australia .  (See LG NiS.)

MIMETITE............Pb5(AsO4)3Cl --- Tsumeb , Namibia .  Many other localities. Some P present.

MINIUM..............Pb3O4 --- Challis, Idaho .  (See LG lead oxide).

MINYULITE...........KAl2(PO4)2(OH,F) 4H2O --- Lucin , Utah .  Soft.

MISERITE............K(Ca,Ce)4Si5O13(OH)3 --- Magnet Cove, Arkansas .

MITRIDATITE.........Ca3Fe4(PO4)4(OH)6 3H2O --- Keystone, South Dakota . [0.2]

MIXITE..............Cu6Bi(AsO4)3(OH)6 3H2O --- Tintic, Utah .  Fibrous   [0.2]

MIZZONITE...........intermediate member of scapolite group.  Egan Chute , Canada .

MOLYBDENITE.........MoS2 --- Chelan County , Washington .  Soft, but polishes well..

MONAZITE............(Ce,La,Nd).(Ce,La,Nd,Th)PO4 --- Several Localities  ( SANA )

MONTEBRASITE........(Li,Na)Al(PO4)(OH,F) --- Midnight Owl Mine, Arizona . ( SANA )

MONTGOMERYITE.......Ca4Al4Mg(PO4)6(OH)4 12H2O --- Keystone, South Dakota .  [0.4]

MONTICELLITE........CaMgSiO4 --- Crestmore , California , and Cascade Slide, NY (HQAA)

MOREASITE...........Be2PO4(OH) 4H2O --- Minas Gerais, Brazil . Soft,fibrous and beam sensitive

MORDENITE...........(Ca,Na2, K2 )Al2Si10O24 7H2O --- Rock Cr., Stevens Co.,Washington.Fibrous.

MOSANDRITE..........(Na,Ca,Ce)3TiSi2O7(F,OH,O) --- Russia .  ( SANA )

MOTTRAMITE..........Pb(Cu,Zn)VO4(OH) --- Radersburg , Montana .

MURDOCHITE..........PbCu6(O,Cl,Br) --- 79 Mine, Arizona .

MURMANITE...........Na2(Ti,Nb)2Si2O9 nH2O --- South Greenland and Russia .

MUSCOVITE...........KAl2(Si3Al)O10(OH,F)2 --- Newry, Maine.  Many other localities.

 

NADORITE............PbSbO2Cl --- Djebel Nador , Algeria .

NAGYAGITE...........Pb5Au(Te,Sb)4S5-8 --- Nagyagag , Rumania .

NARSARSUKITE........Na2(Ti,Fe)Si4(O,F)11 --- Mont St. Hilaire , Quebec and Sage Creek , Montana .

NATROALUNITE........NaAl3(SO4)2(OH)6 --- Yuma Co., Arizona .

NATROCHALCITE.......NaCu2(SO4)2(OH) H2O --- Chuquicamata , Chile .  May be beam sensitive.

NATROJAROSITE.......NaFe3(SO4)2(OH)6 --- Boolcoomatta , South Australia .

NATROLITE...........Na2Al2Si3O10 2H2O --- Ice River , British Columbia .

NAUMANNITE..........Ag2Se --- DeLamar , Idaho . (use lg Ag2Se)

NEKOITE.............Ca3Si6O15 7H2O --- Aravaipa, Graham Co., Arizona . Probably beam sensitive.

NEOTOCITE...........(Mn,Fe)SiO3 H2O --- Brown Mule Mine, Washington.  Hausmannite interowths.

NEPHELINE...........(Na,K)AlSiO4 --- Alaska .

NEPTUNITE...........KNa2Li(Fe,Mn)2Ti2Si8O24 --- San Benito Co., California .

NEWBERYITE..........MgH(PO4) 3H2O --- Bat Caves , Victoria , Australia . A guano mineral.

NICCOLITE...........NiAs --- Numerous localities.  (Use LG nickel arsenide)

NICKEL SKUTTERUDITE.(Ni,Co)As2-3 --- Alhambra , New Mexico .

NIMITE..............(Ni,Mg,Fe)5Al(Si3Al)O10(OH)8 --- Rio Grande do Sul , Brazil . 

NIOCALITE...........Ca4NbSi2O10(F) --- Oka , Quebec .

NISSONITE...........Cu2Mg2(PO4)2(OH)2 5H20 --- Panoche Valley , California .  50 x 200um scales.

NORBERGITE..........Mg3SiO4(F,OH) --- Franklin , N.J.

NORDSTRANDITE.......Al(OH)3 --- Mont St. Hilaire , Quebec .

NORTHUPITE..........Na3Mg(CO3)2Cl --- Searles Lake , California .

 

OFFRETITE...........(K2Ca)5Al10Si26O72 30H2O --- Washington and Oregon localities.  [0.1]

OKANOGANITE.........(Na,Ca)3(Y,Ce,Nd,La)12Si6B2O27F14  --- Okanogan Co., WA [0.2] ( SANA )

OKENITE.............Ca10Si18O46 18H2O --- Bombay , India . Soft, fibrous. Beam sensitive.

OLIGOCLASE..........NaCaAlSiO8 --- Mitchell Co., North Carolina

OLIVENITE...........Cu2(AsO4)(OH) --- Missoula Co., Montana and Tsumeb , Namibia (HQAA).

OMPHACITE...........(Ca,Na)(Mg,Fe2,Al)Si2O6 --- Norway . ( SANA )

ONORATOITE..........Sb8O11Cl2 --- Tuscany , Italy .

OPAL................SiO2 nH2O --- Australia .

ORPIMENT............As2S3 ---- Getchell , Nevada and Peru .

ORTHOCLASE..........KAl3O8 --- Many localities.  (HQAA)

OSARIZAWAITE........PbCuAl2(SO4)2(OH)6 --- Helvetica , Arizona .  New find of good crystals.

OSUMILITE...........(K,Na)(Mg,Fe)2(Al,FE)3(Si,Al)2O30 --- MacKenzie Pass, Oregon. ( SANA )

OTTRELITE...........(Mn,Fe,Mg)2Al4Si2O10(OH)4 --- Stavelot massif, Belgium .  ( SANA )

OWYHEEITE...........Pb10-2xAg3+xSb11+xS28 (x=0.13 to 0.20) --- Rochester , Nevada and  WA. [0.2]

 

PACHNOLITE...........NaCaAlF6 H2O --- Ivigtut, Greenland .

PAPAGOITE............CaCuAlSi2O6(OH)3 --- Ajo , Arizona .

PARADOCRASITE........Sb2(Sb,As)2 --- Moctezuma , Sonora , Mexico .

PARAGUANAJUATITE.....Bi2(Se,S)3 ---- Guanajuato , Mexico . 

PARAPIERROTITE.......Tl(Sb,As)5S8 --- Lookout Mtn. Pass , Utah .

PARATACAMITE.........Cu2(OH)3Cl --- Yerington , Nevada .

PARAVAUXITE..........FeAl2(PO4)2(OH)2 8H2O --- Llallagua , Bolivia .

PARAWOLLASTONITE.....CaSiO3 --- Vesper Peak , Washington .

PARISITE.............Ca(Ce,La)2(CO3)3F2 --- Snowbird Mine, Montana .  May show some zoning.

PARNAUITE............Cu9(AsO4)2(SO4)(OH)10 --- Majuba Hill , Nevada .

PARSONITE............Pb2(UO2)(PO4)2 2H2O --- Puy de Dome , France .

PATRONITE............VS4 --- Minas Ragra, Peru . Soft, but polishes well.

PAULINGITE...........( K2 ,Ca,Na2,Ba)5Al10Si32O84  34-44H2O --- Grant Co., Oregon . ( SANA )

PEARCEITE............Ag16As2S11  Niarada , Montana --- [0.3]

PECORAITE............Ni3Si2O5(OH)4 --- Ottway's Prospect, Western Australia .  Soft.

PECTOLITE............NaCa2Si3O8(OH) --- Asbestos, Quebec .  Coarse single crystals.

PENROSEITE...........(Ni,Cu)Se2 --- El Dragon Mine, Bolivia .  Intergrown with krutaite.

PENTLANDITE..........(Fe,Ni)9S8 --- Stillwater Complex, Montana , Sudbury , Ontario

PERETAITE............CaSb4O4(OH)2(SO4)2 2H2O --- Pereta Mine , Tuscany , Italy .  Coarse fibrous.

PEROVSKITE...........CaTiO3 --- San Benito Co., California .

PETALITE.............LiAlSi5O10 --- Sweden .

PETZITE..............Ag3AuTe2 --- Uzbekistan .  Remarkably coarse and pure.

PHARMACOSIDERITE.....KFe4(AsO4)3(OH)4 6-7H2O --- Majuba Hill , Nevada . 

PHENAKITE............Be2SiO2 --- Various localities.

PHILIPSBURGITE.......(Cu,Zn)6(AsO4,PO4)2 --- Philipsburg , Montana . ( SANA )

PHILLIPSITE..........(K,Na,Ca)1-2(Si,Al,)8O16 6H2O --- Wall Creek, Monument, Oregon . ( SANA )

PHLOGOPITE...........KMg3AlSi3O10(OH,F)2 --- Sri Lanka and many other localities.

PHOENICOCHROITE......Pb2O(CrO4) --- Wickenburg , Arizona .

PHOSGENITE...........Pb2(CO3)Cl2 --- Monteponi, Sardinia .

PHOSPHOPHYLLITE......Zn2(Fe,Mn)(PO4)2 4H2O --- Hagendord , Bavaria .

PHOSPHOSIDERITE......FePO4 2H2O --- Keystone, South Dakota .

PINTADOITE...........Ca2V2O7 --- Pintado Canyon , Utah .  [0.05-0.1].

PIRSSONITE...........Na2Ca(CO3)2 2H2O --- Searles Lake , San Bernardino , California .

PLANCHEITE...........Cu8Si8O22(OH)4 H2O --- Arizona , Zaire .

PLATINUM.............Pt to Pt3Fe --- Goodnews Bay , Alaska .  Contains about 8% Fe.

PLATTNERITE..........PbO2 --- Gleeson , Arizona .  (See LG lead oxide).

PLOMBIERITE..........Ca5H2Si6O18 6H2O --- Riverside , California .

PLUMBOGUMMITE........PbAl3(PO4)2(OH)5 H2O --- Cumberland , England .

PLUMBOJAROSITE.......PbFe6(SO4)4(OH)12 ---- Bristol Mines, Nevada .

POLLUCITE............(Cs,Na)2Al2Si4O12 H2O --- Sweden .

POLYBASITE...........(Ag,Cu)16Sb2S11 --- Arizpe , Sonora , Mexico .  Slightly beam sensitive.

POLYHALITE...........K2MgCa2(SO4)4 2H2O --- Stassfurt , Germany .  Beam sensitive.

POLYLITHIONITE.......KLi2Al(Si4O10)(F,OH)2 ---- Sweden .

POLYMIGNITE..........(Ca,Fe,Y,Th)(Nb,Ti,Ta)O4 ---- Svenor , Norway .  ( SANA )

POTARITE.............PdHg --- Brazil . 

POUGHITE.............Fe2(TeO3)2(SO4) 3H2O --- Vulcan , Colorado .  [0.2]

POWELLITE............Ca(Mo,W)O4 --- Antofagasta , Chile .  Very low W.

PREHNITE.............Ca,Al2Si3O10(OH)2 --- Vesper Peak , Washington , and Scotland (HQAA)

PROSOPITE............CaAl2(F,OH)8 (F:OH=5:3) --- St. Peters Dome, Colorado .

PROUSTITE............Ag3AsS3 --- Schneeberg, Saxony .

PSEUDOBOLEITE........Pb5Cu4Cl10(OH)8 2H2O --- Boleo , Baja California .

PSEUDOBROOKITE.......Fe4(Fe,Ti)O5 --- Thomas Range , Utah .

PSEUDOMALACHITE......Cu5(PO4)2(OH)4 H2O ---  Phillipsburg , Montana .

PSILOMELANE..........See romancheite.

PUMPELLYITE..........Ca2MgAl2(SiO4)(SiO7)(OH)2 H2O --- Keeweenaw Peninsula , Michigan .

PURPRITE.............(Mn,Fe)PO4 --- Namibia .

PYRARGYRITE..........Ag3SbS3 --- San Genaro Mine , Peru