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Calciborite Mineral Data + |
General Calciborite Information |
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| CaB2O4 | |||
| Molecular Weight = 125.70 gm | |||
| Calcium 31.88 % Ca 44.61 % CaO | |||
| Boron 17.20 % B 55.39 % B2O3 | |||
| Oxygen 50.91 % O | |||
| ______ ______ | |||
| 100.00 % 100.00 % = TOTAL OXIDE | |||
| CaB2O4 | |||
| Valid Species (Pre-IMA) 1956 | |||
| Link to MinDat.org Location Data. | |||
| ICSD 20097 | |||
| PDF 27-67 | |||
Calciborite Image | |||
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Calciborite Crystallography |
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| a:b:c =0.6068:1:0.362 | |||
| a = 8.38, b = 13.81, c = 5, Z = 8; V = 578.64 Den(Calc)= 2.89 | |||
| Orthorhombic - DipyramidalH-M Symbol (2/m 2/m 2/m) Space Group: Pccn | |||
| By Intensity(I/Io): 1.867(1), 3.445(1), 1.97(0.9), | |||
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Mouse |
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Physical Properties of Calciborite |
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| None | |||
| White. | |||
| 2.878 | |||
| Conchoidal - Uneven - Uneven fracture producing small, conchoidal fragments. | |||
| 3.5 - Copper Penny | |||
| white | |||
Optical Properties of Calciborite |
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| CI meas= -0.045 (Good) - where the CI = (1-KPDmeas/KC) CI calc= -0.04 (Good) - where the CI = (1-KPDcalc/KC) KPDcalc= 0.2213,KPDmeas= 0.2223,KC= 0.2128 |
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| Biaxial (-), a=1.595, b=1.654, g=1.67, bire=0.0750, 2V(Calc)=52, 2V(Meas)=54. | |||
Calculated Properties of Calciborite |
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relectron=2.85 gm/cc |
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| Fermion Index = 0.0349 Boson Index = 0.9651 |
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PECalciborite = 4.14 barns/electron |
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| GRapi = 0 (Gamma Ray American Petroleum Institute Units) Calciborite is Not Radioactive |
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Calciborite Classification |
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| 24.5.2.1 (24)Borates - Anhydrous | |||
| (24.5)with miscellaneous formulae | |||
| (24.5.2)Dana Group | |||
| V/J.02-10 V - Nitrates, Carbonates and Borates | |||
| V/J - Chain borates with [B2O4]2- to [B6O10]2- | |||
| V/J.02 - Calciborite - Aldzhanite(?) series | |||
Other Calciborite 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 Calciborite : 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 Calciborite using: Visit our Advertisers for Calciborite : Translate Calciborite Mineral Data : Ask about Calciborite here : Print or Cut-and-Paste your Calciborite Specimen Label here :
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