[Register] [Auction Rules] [Current Listing] [About Us] [Site Map] e-Rocks.com, auction and sales venue for all rock and mineral enthusiasts Our mission is to provide an online centre for Buyers and Sellers with reliable service and support Brought to you by Thames Valley Minerals General Potosiite InformationPb6Sn2FeSb2S14 |
Molecular Weight = 2,228.89 gm |
|
Iron 2.51 % Fe |
|
Tin 10.65 % Sn |
|
Antimony 10.92 % Sb |
|
Lead 55.78 % Pb |
|
Sulfur 20.14 % S |
|
______ |
|
100.00 % |
Pb6Sn2Fe2+Sb2S14 |
On layered sulfide ore in a complex xenothermal-type hodrothermal tin deposit associated with subvolcanic granitic intrusives. |
Approved IMA 1981 |
Andacaba deposit, Potosi, Bolivia. Link to MinDat.org Location Data. |
Named for its locality. |
Potosiite + Pronunciation |
| | Potosiite Image
|
|
Potosiite Crystallographya:b:c =0.9961:1:2.9285 |
a = 5.915, b = 5.938, c = 17.39, Z = 1; alpha = 91.63°, beta = 91.02°, gamma = 90.84° V = 610.38 Den(Calc)= 6.06 |
Triclinic - PinacoidalH-M Symbol ( 1) Space Group: P 1 ? |
By Intensity(I/Io): 2.88(1), 2.94(1), 3.45(0.9),4.32(0.9), 1.92(0.1), 2.07(0.1), 2.16(0.1), 5.76(0.1), |
| Physical Properties of Potosiite{001} Perfect, {010} Good |
White. |
6.2 |
Opaque |
Aggregates - Made of numerous individual crystals or clusters. |
Microscopic Crystals - Crystals visible only with microscopes. |
Pseudo Hexagonal - Crystals show a hexagonal outline. |
2.5 - Finger Nail |
Metallic |
| Optical Properties of PotosiiteNCalc= 1.64 - from Gladstone-Dale relationship (KC = 0.1053) where Ncalc=Dcalc*KC+1 |
NCalc= 1.65 - from Gladstone-Dale relationship (KC = 0.1053) where Ncalc=Dmeas*KC+1 Moderate, bluish gray to grayish pale yellow. |
White. |
Faint, from bluish gray to yellowish gray. |
|
| Calculated Properties of PotosiiteBulk Density (Electron Density)=5.13 gm/cc |
note: Specific Gravity of Potosiite =6.06 gm/cc. Fermion Index = 0.14 |
Boson Index = 0.86 PEPotosiite =1,085.46 barns/electron |
U=PEPotosiite x rElectron Density=5,571.87 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Potosiite is Not Radioactive | Potosiite Classification03.01.04.04 (03)Sulfides - Sulfosalts |
|
(03.01)where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
|
(03.01.04)Cylindrite Group |
|
|
|
|
|
|
02.HF.25b 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
|
02.H - Sulfosalts of SnS Archetype |
|
02.HF -With SnS and PbS archetype structure units |
|
|
|
|
| Other Potosiite InformationNAME( Dana8) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1) |
Links to other databases for Potosiite : |
1 - Am. Min. Crystal Structure Database 2 - Athena 3 - EUROmin Project 4 - Ecole des Mines de Paris 5 - Google Images 6 - Google Scholar 7 - Handbook of Mineralogy (MinSocAm) 8 - Handbook of Mineralogy (UofA) 9 - MinDAT 10 - MinMax(Deutsch) 11 - MinMax(English) 12 - Mineralienatlas (Deutsch) 13 - QUT Mineral Atlas 14 - Ruff.Info Search for Potosiite using: Visit our Advertisers for Potosiite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Diamond Dan Publications e-Rocks Auctions Excalibur Minerals Exceptional Minerals Fabre Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club Wrights Rock Shop Translate Potosiite Mineral Data : Ask about Potosiite here : Print or Cut-and-Paste your Potosiite Specimen Label here :
| |
|
| | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||