[Newest Minerals] [Minerals for Sale] [Educational Articles] [About Us] [Image Gallery] John Betts - Fine Minerals Classic minerals, out-of-print books & magazines, plus informative articles for collectors General Friedrichite InformationPb5Cu5Bi7S18 |
Molecular Weight = 3,393.78 gm |
|
Copper 9.36 % Cu |
|
Bismuth 43.10 % Bi |
|
Lead 30.53 % Pb |
|
Sulfur 17.01 % S |
|
______ |
|
100.00 % |
Pb5Cu5Bi7S18 |
As aggregates of granular crystals, in boulders of vein quartz which occur in the scree of a landslip. |
Approved IMA 1978 |
Near the emerald beryl deposit in the "Sedl" region, east of the Haqbachtan, Salzburg, Austria. Link to MinDat.org Location Data. |
For Professor Dr.-Ing O.M. Friedrich, of the Mining University, Leoben, Styria, Austria. |
Friedrichite + Pronunciation |
| | Friedrichite Image
|
|
Friedrichite Crystallographya:b:c =2.9047:1:0.3442 |
a = 33.84, b = 11.65, c = 4.01, Z = 6; V = 1,580.89 Den(Calc)= 21.39 |
Orthorhombic - PyramidalH-M Symbol (mm2) Space Group: Pb21m |
By Intensity(I/Io): 3.161(1), 3.584(1), 3.644(1), |
| Physical Properties of FriedrichiteSilver gray. |
6.98 |
Opaque |
4 - Fluorite |
Metallic |
| Optical Properties of FriedrichiteStrong in oil, distinct in air. |
Creamy yellowish white in air, more pinkish in oil. |
| Calculated Properties of FriedrichiteBulk Density (Electron Density)=18.0 gm/cc |
note: Specific Gravity of Friedrichite =21.4 gm/cc. Fermion Index = 0.06 |
Boson Index = 0.94 PEFriedrichite =1,390.76 barns/electron |
U=PEFriedrichite x rElectron Density=24964.24 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Friedrichite is Not Radioactive | Friedrichite Classification03.04.05.05 (03)Sulfides - Sulfosalts |
|
(03.04)where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals |
|
(03.04.05)Aikinite Group (Orthorhombic containing Pb, Cu, Bi, & S) |
|
|
|
|
|
|
|
|
02.HB.05a 02 - SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulf |
|
02.H - Sulfosalts of SnS Archetype |
|
02.HB -With Cu, Ag, Hg, Fe, Sn and Pb |
|
|
|
|
|
|
|
|
|
|
| Other Friedrichite InformationNAME( AntBidBlaNic1) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
Links to other databases for Friedrichite : |
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 Friedrichite using: Visit our Advertisers for Friedrichite : AA Mineral SpecimensB & L Fine Minerals Crystalarium.com Dan Weinrich Fine Minerals Dan Weinrich Auctions Dakota Matrix Desert Winds Gems and Minerals 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 Friedrichite Mineral Data : Ask about Friedrichite here : Print or Cut-and-Paste your Friedrichite Specimen Label here :
| |
|
| | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||