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Berryite Mineral Data + |
General Berryite Information |
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| Pb3(Ag,Cu)5Bi7S16 | |||
| Molecular Weight = 3,026.05 gm | |||
| Copper 5.25 % Cu | |||
| Silver 8.91 % Ag | |||
| Bismuth 48.34 % Bi | |||
| Lead 20.54 % Pb | |||
| Sulfur 16.95 % S | |||
| ______ | |||
| 100.00 % | |||
| Pb3Ag2.5Cu2.5Bi7S16 | |||
| In quartz veins with other sulfides and sulfosalts, and in siderite-rich cryolite. | |||
| Approved IMA 1966 | |||
| From the Missouri mine, Park Co., and the Mike mine, San Juan Co., Colorado, USA. Link to MinDat.org Location Data. | |||
| For Professor Leonard Gascoigne Berry (1914-1982), mineralogist, Queen's University, Toronto, Canada, who obtained the first X-ray powder pattern of the mineral. | |||
| IMA1965-013 | |||
Berryite Image | |||
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Berryite Crystallography |
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| a:b:c =3.1601:1:7.1922 | |||
| a = 12.707, b = 4.021, c = 28.92, Z = 2; beta = 102.6° V = 1,442.08 Den(Calc)= 6.97 | |||
| Monoclinic - PrismaticH-M Symbol (2/m) Space Group: P 21/m | |||
| By Intensity(I/Io): 3.47(1), 2.89(0.8), 2.8(0.7), | |||
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Mouse |
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Physical Properties of Berryite |
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| [???] Indistinct | |||
| Blue gray, Gray. | |||
| 6.7 | |||
| Opaque | |||
| 3.5 - Copper Penny | |||
| Metallic | |||
Optical Properties of Berryite |
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| Distinct to strong, from gray-white to red-brown. | |||
| Gray white. | |||
| Weak to distinct. | |||
Calculated Properties of Berryite |
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relectron=5.86 gm/cc |
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| Fermion Index = 0.04666 Boson Index = 0.95334 |
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PEBerryite =1,327.26 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Berryite is Not Radioactive |
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Berryite Classification |
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| 3.6.15.1 (3)Sulfides - Sulfosalts | |||
| (3.6)where 2 < z/y < 2.49 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals | |||
| (3.6.15)Dana Group | |||
| II/E.33-50 II - Sulfides and sulphosalts | |||
| II/E - Sulfosalts (S : As,Sb,Bi = x) Lead-Sulfosalts (Pb-Cu/Ag) with predominant Vismut x = 6.0 - 1.6 | |||
| II/E.33 - Izoklakeite - Berryite series | |||
Other Berryite Information |
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| NAME( AntBidBlaNic1) PHYS. PROP.(Dana8) OPTIC PROP.(AntBidBlaNic1) | |||
| Links to other databases for Berryite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (UofA) 7 -MinDAT 8 -MinMax(Deutsch) 9 -MinMax(English) 10 -Mineralienatlas (Deutsch) 11 -QUT Mineral Atlas 12 -École des Mines de Paris Search for Berryite using: Visit our Advertisers for Berryite : Translate Berryite Mineral Data : Ask about Berryite here : Print or Cut-and-Paste your Berryite Specimen Label here :
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