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Name of the Mineral
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Columbite
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Chemical formula
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Fe2+Nb2O6
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Length/Longest Diameter (cm)
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L:9, H:5, W:4
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Description (Colour, habit, form, hardness, lustre,Streak, feel,Twinning, Cleavage, Fracture any special property)
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Brownish-black colour, massive granular, cleavage
distinct on [010], sub-conchoidal fracture, sub-metallic lustre, blackish-brown streak. |
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Class
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Oxide
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Crystallographic Details
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Orthorhombic System
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Associated minerals/rock
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with Urarinite, Uran ochre in Triplite
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Locality
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Singer Mines
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State/Country
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Gaya, India
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Photo Link
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CHQ_CCU_GSI_MUS_0603
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Date of Photography
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12/14/2016
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Columbite
Columbite belongs to rocks and minerals gallery