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Bicchulite Mineral Data + |
General Bicchulite Information |
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| Ca2Al2SiO6(OH)2 | |||
| Molecular Weight = 292.22 gm | |||
| Calcium 27.43 % Ca 38.38 % CaO | |||
| Aluminum 18.47 % Al 34.89 % Al2O3 | |||
| Silicon 9.61 % Si 20.56 % SiO2 | |||
| Hydrogen 0.69 % H 6.17 % H2O | |||
| Oxygen 43.80 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| Ca2Al2SiO6(OH)2 | |||
| In skarns in limestones, formed through alteration of gehlenite subjected to later retrograde hydration reactions. | |||
| Approved IMA 1973 | |||
| From Fuka, near Bicchu, Okayama Prefecture, and in the Akagane mine, Iwate Prefecture, Japan. Link to MinDat.org Location Data. | |||
| For Bicchu, the town encompassing the Japanese type locality. | |||
| ICSD 100179 | |||
| PDF 27-66 | |||
Search for Bicchulite Images | |||
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Bicchulite Crystallography |
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| a = 8.829, Z = 4; V = 688.23 Den(Calc)= 2.82 | |||
| Isometric - HextetrahedralH-M Symbol (4 3m) Space Group: I 43m | |||
| By Intensity(I/Io): 2.786(1), 3.6(0.9), 1.559(0.5), | |||
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Mouse |
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Physical Properties of Bicchulite |
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| Colorless. | |||
| 2.75 | |||
| Transparent | |||
| white | |||
Optical Properties of Bicchulite |
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| CI meas= -0.049 (Good) - where the CI = (1-KPDmeas/KC) CI calc= -0.023 (Excellent) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2216,KPDmeas= 0.2273,KC= 0.2166 |
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| Isotropic, n=1.625. | |||
Calculated Properties of Bicchulite |
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relectron=2.82 gm/cc |
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| Fermion Index = 0.00507 Boson Index = 0.99493 |
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PEBicchulite = 4.28 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Bicchulite is Not Radioactive |
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Bicchulite Classification |
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| 76.2.3.5 (76)Tectosilicate Al-Si Framework | |||
| (76.2)Feldspathoids and related species | |||
| (76.2.3)Sodalite group | |||
| VIII/J.11-70 VIII - Silicates | |||
| VIII/J - Tectosilicates (network) with anions unfamiliar to the tetraheders | |||
| VIII/J.11 - Sodalite group, Tsaregorodtsevite - Wadalite series | |||
Other Bicchulite Information |
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| NAME( AntBidBlaNic2) PHYS. PROP.(Enc. of Minerals,2nd ed.,1990) OPTIC PROP.(Enc. of Minerals,2nd ed.,1990) | |||
| Links to other databases for Bicchulite : 1 -Am. Min. Crystal Structure Database 2 -Athena 3 - EUROmin Project 4 -Google Images 5 -Google Scholar 6 -Handbook of Mineralogy (MinSocAm) 7 -Handbook of Mineralogy (UofA) 8 -MinDAT 9 -MinMax(Deutsch) 10 -MinMax(English) 11 -Mineralienatlas (Deutsch) 12 -QUT Mineral Atlas 13 - WWW-MINCRYST 14 -École des Mines de Paris Search for Bicchulite using: Visit our Advertisers for Bicchulite : Translate Bicchulite Mineral Data : Ask about Bicchulite here : Print or Cut-and-Paste your Bicchulite Specimen Label here :
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