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Geography Categories
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| Definition Of: |
Magnocolumbite
 General Information: Chemical Formula:(Mg,Fe++,Mn)(Nb,Ta)2O6 IMA Status:Approved IMA 1963 Physical Properties: Cleavage:[010] Indistinct, [100] Indistinct Color:brownish black or black. Density:5.04 Diaphaniety:Opaque Hardness:6.5 - Pyrite Luminescence:Non-fluorescent. Luster:Sub Metallic Streak:dark brown More details...
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Mineralogy Dictionary INDEX:
List of Terms: Terms beginning with "A", Page 1 |
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Page Number:
1 2 3 4 A: Page 1 of 4.
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