[Mineral Forums] [Minerals for Sale] [About Us] [En Espanol] [Mineral Gallery] Fabre Minerals - Europe's first Internet mineral dealer, on the web since 1996 General Radhakrishnaite InformationPbTe3(Cl,S)2 |
Molecular Weight = 657.52 gm |
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Tellurium 58.22 % Te |
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Lead 31.51 % Pb |
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Sulfur 4.88 % S |
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Chlorine 5.39 % Cl |
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100.00 % |
PbTe3ClS |
A primary mineral, in a hydrothermal gold-quartz vein containing sulfides and tellurides. |
Approved IMA 1987 |
Champion Reef mine, Kolar gold fields, Karnataka, India. Link to MinDat.org Location Data. |
Named after B. P. Radhakrishna (1918-), Indian mineralogist. |
Radhakrishnaite + Pronunciation |
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Radhakrishnaite Crystallographya:c = 1:0.66024 |
a = 5.71, c = 3.77, Z = 1; V = 122.92 Den(Calc)= 8.88 |
TetragonalSpace Group: Unk |
By Intensity(I/Io): 3.16(1), 3.78(0.6), 1.92(0.5), |
| Physical Properties of RadhakrishnaiteGray, Reddish brown. |
Opaque |
Aggregates - Made of numerous individual crystals or clusters. |
Microscopic Crystals - Crystals visible only with microscopes. |
Metallic |
| Optical Properties of RadhakrishnaiteDistinct. |
Rose-brown. |
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| Calculated Properties of RadhakrishnaiteBulk Density (Electron Density)=7.32 gm/cc |
note: Specific Gravity of Radhakrishnaite =8.88 gm/cc. Fermion Index = 0.11 |
Boson Index = 0.89 PERadhakrishnaite = 804.20 barns/electron |
U=PERadhakrishnaite x rElectron Density=5,886.64 barns/cc. GRapi = 0 (Gamma Ray American Petroleum Institute Units) |
Radhakrishnaite is Not Radioactive | Radhakrishnaite Classification02.15.04.01 (02)Sulfides - Including Selenides and Tellurides |
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(02.15)(Chlorides) |
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(02.15.04)Dana Group |
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03.AA.50 03 - HALIDES |
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03.A - Simple Halides, Without H2O |
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03.AA -M:X = 1:1, 2:3, 3:5, etc. |
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| Other Radhakrishnaite InformationNAME( Dana8) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(AntBidBlaNic1) |
Links to other databases for Radhakrishnaite : |
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 - MinDAT 9 - MinMax(Deutsch) 10 - MinMax(English) 11 - Mineralienatlas (Deutsch) 12 - QUT Mineral Atlas 13 - Ruff.Info Search for Radhakrishnaite using: Visit our Advertisers for Radhakrishnaite : 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 Radhakrishnaite Mineral Data : Ask about Radhakrishnaite here : Print or Cut-and-Paste your Radhakrishnaite Specimen Label here :
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