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Beyerite Mineral Data + |
General Beyerite Information |
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| (Ca,Pb)Bi2(CO3)2O2 | |||
| Molecular Weight = 651.84 gm | |||
| Calcium 4.61 % Ca 6.45 % CaO | |||
| Bismuth 64.12 % Bi 71.48 % Bi2O3 | |||
| Lead 7.95 % Pb 8.56 % PbO | |||
| Carbon 3.69 % C 13.50 % CO2 | |||
| Oxygen 19.64 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Ca0.75Pb0.25Bi2(CO3)2O2 | |||
| Secondary mineral associated with bismuthite. | |||
| Valid Species (Pre-IMA) 1943 | |||
| Schneeberg, Sachsen (Saxony), Germany Link to MinDat.org Location Data. | |||
| Named for A. Beyer. | |||
| ICSD 36246 | |||
| PDF 22-1067 | |||
Beyerite Image | |||
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Beyerite Crystallography |
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| a:b:c =0.9996:1:5.7564 | |||
| a = 3.7729, b = 3.7742, c = 21.726, Z = 2; V = 309.37 Den(Calc)= 7.00 | |||
| Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: I mmm | |||
| By Intensity(I/Io): 2.84(1), 1.75(0.8), 2.14(0.8), | |||
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Mouse |
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Physical Properties of Beyerite |
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| None | |||
| Gray, Gray green, Yellow, Yellowish white, White. | |||
| 6.56 | |||
| Transparent to Translucent | |||
| Conchoidal - Fractures developed in brittle materials characterized by smoothly curving surfaces, (e.g. quartz). | |||
| 2-3 - Gypsum-Calcite | |||
| Vitreous - Dull | |||
| white | |||
Optical Properties of Beyerite |
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| CI meas= -0.008 (Superior) - where the CI = (1-KPDmeas/KC) CI calc= 0.055 (Good) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1538,KPDmeas= 0.1641,KC= 0.1628 |
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| Biaxial (?), a=1.97, b=2.13, g=2.13, bire=0.1600 | |||
Calculated Properties of Beyerite |
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relectron=5.59 gm/cc |
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| Fermion Index = 0.01812 Boson Index = 0.98188 |
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PEBeyerite =1,355.93 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Beyerite is Not Radioactive |
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Beyerite Classification |
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| 16a.2.3.1 (16a)Carbonates - Hydroxyl or Halogen | |||
| (16a.2)where (A B)3 (XO3)2 Zq | |||
| (16a.2.3)Dana Group | |||
| V/C.09-40 V - Nitrates, Carbonates and Borates | |||
| V/C - Waterfree carbonates with unfamiliar anions | |||
| V/C.09 - Phosgenite - Beyerite series | |||
Other Beyerite Information |
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| PHYS. PROP.(AmMin, Vol 88, p 478) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Beyerite : 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 Beyerite using: Visit our Advertisers for Beyerite : AA Mineral SpecimensB & L Fine Minerals Dan Weinrich Fine Minerals Dan Weinrich Auctions Excalibur Minerals Exceptional Minerals Fabre Minerals Greenside Minerals Heliodor John Betts Fine Minerals Mason's Minerals Mineral News Mineral of the Month Club MineralsWeb Fine Minerals The GeoZone Wrights Rock Shop Translate Beyerite Mineral Data : Ask about Beyerite here : Print or Cut-and-Paste your Beyerite Specimen Label here :
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