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Geography Categories
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| Definition Of: |
Orthoericssonite
 General Information: Chemical Formula:BaMn2(Fe+++O)Si2O7(OH) Composition:(Molecular Weight = 504.22 gm)Barium 27.24 % BaManganese 21.79 % MnIron 11.08 % FeSilicon 11.14 % SiHydrogen 0.20 % H Oxygen 28.56 % O Empirical Formula: BaMn2+2Fe3+Si2O8(OH) IMA Status:Approved IMA 1970 Physical Properties: Cleavage:[100] Perfect, [011] Distinct Color:reddish black. Density:4.21 Hardness:4.5 - Between Fluorite and Apatite Streak:brown More details...
BaMn2FeOSi2O7(OH)
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Mineralogy INDEX:
List of Terms: Terms beginning with "A", Page 1 |
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Page Number:
1 2 3 A: Page 1 of 3.
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