| Carboirite-VIII Mineral Data |
General Carboirite-VIII Information |
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| Fe++(Al,Ge)2 O[(Ge,Si)O4](OH)2 | |||
| Molecular Weight = 292.20 gm | |||
| Aluminum 16.62 % Al 31.40 % Al2O3 | |||
| Iron 19.11 % Fe 24.59 % FeO | |||
| Silicon 2.88 % Si 6.17 % SiO2 | |||
| Germanium 22.36 % Ge 32.22 % GeO2 | |||
| Hydrogen 0.69 % H 6.17 % H2O | |||
| Oxygen 38.33 % O | |||
| ______ ______ | |||
| 100.00 % 100.55 % = TOTAL OXIDE | |||
| Fe2+Al1.8Ge0.2O(GeO4)0.7(SiO4)0.3(OH)2 | |||
| Approved IMA 1983 | |||
| Link to MinDat.org Location Data. | |||
Search for Carboirite-VIII Images | |||
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Carboirite-VIII Crystallography |
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| a:b:c =1.7082:1:1.6692 | |||
| a = 9.513, b = 5.569, c = 9.296, Z = 4; alpha = 96.08°, beta = 101.52°, gamma = 89.45° V = 479.82 Den(Calc)= 4.04 | |||
| Triclinic - PinacoidalH-M Symbol ( 1) Space Group: C1 | |||
| By Intensity(I/Io): 4.528(1), 2.48(0.9), 2.728(0.9), | |||
Physical Properties of Carboirite-VIII |
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| Green. | |||
| 6 - Orthoclase | |||
| Vitreous (Glassy) | |||
Optical Properties of Carboirite-VIII |
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| CI calc= 0.085 (Poor) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.182,KC= 0.1988 |
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| Biaxial (+), a=1.731, b=1.735, g=1.74, bire=0.0090 | |||
Calculated Properties of Carboirite-VIII |
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relectron=3.88 gm/cc |
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| Fermion Index = 0.02302 Boson Index = 0.97698 |
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PECarboirite-VIII = 19.89 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Carboirite-VIII is Not Radioactive |
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Carboirite-VIII Classification |
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| 52.3.3.4 (52)Nesosilicate Insular SiO4 Groups and O, OH, F, and H2O | |||
| (52.3)with cations in [6] coordination only | |||
| (52.3.3)Chloritoid group | |||
| IV/C.22-10* IV - Oxides | |||
| IV/C - Oxides with metal : oxygen = 2:3 (M2O3 and related compounds) | |||
| IV/C.22 - Carboirite series | |||
Other Carboirite-VIII Information |
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| PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Carboirite-VIII : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 -Google Images 4 -Google Scholar 5 -MinDAT 6 -MinMax(Deutsch) 7 -MinMax(English) 8 -Mineralienatlas (Deutsch) 9 -QUT Mineral Atlas Search for Carboirite-VIII using: Visit our Advertisers for Carboirite-VIII : Translate Carboirite-VIII Mineral Data : Ask about Carboirite-VIII here : Print or Cut-and-Paste your Carboirite-VIII Specimen Label here :
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