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Geography Categories
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| Definition Of: |
Qitianlingite
 General Information: Chemical Formula:Fe++2Nb2W++++++O10 Composition:(Molecular Weight = 641.35 gm)Niobium 28.97 % NbIron 17.42 % FeTungsten 28.67 % W Oxygen 24.95 % O Empirical Formula: Fe2+2Nb2WO10 IMA Status:Approved IMA Physical Properties: Color:black. Density:6.42 Diaphaniety:Opaque Hardness:5.5 - Knife Blade Luster:Sub Metallic 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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