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Walter R. Kellogg


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Mineral Specimen #5506    Columbite/Tantalite

Itatia Mine, Conselheiro Pena, Minas Gerais, Brazil

6.3 x 4.6 x 2.5 cm
2.5 x 1.8 x 1 in


A relatively large, single Columbite/Tantalite crystal which is black in color with a submetallic luster. There are interesting growth patterns on the surfaces of the crystals.

Condition: Good

Flaws: There are a couple of places on the edges where there are minor chips.

This mineral is also found in the following galleries: Minerals From Brazil | Oxides and Hydroxides | Rare Minerals | Minerals Priced Between 300 and 499 Dollars