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Burtite Mineral Data + |
General Burtite Information |
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| CaSn(OH)6 | |||
| Molecular Weight = 260.83 gm | |||
| Calcium 15.37 % Ca 21.50 % CaO | |||
| Tin 45.51 % Sn 57.78 % SnO2 | |||
| Hydrogen 2.32 % H 20.72 % H2O | |||
| Oxygen 36.80 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| CaSn(OH)6 | |||
| From a garnetite in a tin-bearing skarn, formed under conditions of relatively low temperature and low (XCO2). | |||
| Approved IMA 1981 | |||
| On the west bank of the Beht River, near El Hamman, central Morocco. Link to MinDat.org Location Data. | |||
| For Dr. Donald McLain Burt (1943- ), Professor of Mineralogy, Arizona State University, Tempe, Arizona, USA, authority on mineral equilibria and greisen deposits, who had predicted the natural occurrence of the compound | |||
| ICSD 24960 | |||
| PDF 30-Sep | |||
Search for Burtite Images | |||
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Burtite Crystallography |
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| a:c = 1:1 | |||
| a = 8.128, c = 8.128, Z = 4; V = 465.03 Den(Calc)= 3.73 | |||
| Trigonal - RhombohedralH-M Symbol ( 3) Space Group: R 3 | |||
| By Intensity(I/Io): 4.06(1), 1.814(0.6), 1.657(0.4), | |||
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Physical Properties of Burtite |
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| [???] Good | |||
| Colorless. | |||
| 3.28 | |||
| Transparent | |||
| Brittle - Generally displayed by glasses and most non-metallic minerals. | |||
| 3 - Calcite | |||
| Vitreous (Glassy) | |||
| white | |||
Optical Properties of Burtite |
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| CI meas= 0.029 (Excellent) - where the CI = (1-KPDmeas/KC) CI calc= 0.146 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.1693,KPDmeas= 0.1925,KC= 0.1982 |
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| Uniaxial (+/-), a=1.63, b=1.633, bire=0.0030. | |||
Calculated Properties of Burtite |
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relectron=3.12 gm/cc |
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| Fermion Index = 0.07602 Boson Index = 0.92398 |
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PEBurtite = 133.88 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Burtite is Not Radioactive |
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Burtite Classification |
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| 6.3.6.5 (6)Hydroxides and Oxides Containing Hydroxyl | |||
| (6.3)with (OH)3 or (OH)6 groups | |||
| (6.3.6)Wickmanite group (Cubic or Trigonal, 2+ cations containing Sn) | |||
| IV/F.16-20 IV - Oxides | |||
| IV/F - Hydroxides and oxidic hydrates, water-bearing oxides with layered structure | |||
| IV/F.16 - Schoenfliesite group | |||
Other Burtite Information |
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| NAME( AntBidBlaNic3) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Burtite : 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 - WWW-MINCRYST 13 -École des Mines de Paris Search for Burtite using: Visit our Advertisers for Burtite : Translate Burtite Mineral Data : Ask about Burtite here : Print or Cut-and-Paste your Burtite Specimen Label here :
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