Tantalite, related to columbite, chemical formula ((Fe,Mn)(Ta,Nb)2O6). It is black to brown in colour, opaque, with prismatic crystals. Popular for mi

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Tantalite, related to columbite, chemical formula ((Fe,Mn)(Ta,Nb)2O6). It is black to brown in colour, opaque, with prismatic crystals. Popular for mineral collectors. From Minas Gerais, Brazil.

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Size: 4993px × 3500px
Photo credit: © DIRK WIERSMA/SCIENCE PHOTO LIBRARY / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: black, brazil, collectors, crystals, environment, geological, geology, gerais, minas, mineral, nature, opaque, prismatic, rock, tantalite