Columbite

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“Orthohombic. Habit of crystals is short prismatic; often in square prisms because of prominent development of the vertical pinacoids. Terminated by basal plane, pyramids and domes; frequently complex.” — Ford, 1912

Galleries

Crystals

Source

William E. Ford Dana's Manual of Mineralogy (New York: John Wiley and Sons, Inc, 1912) 285

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