Tantalite
Ricksburg pegmatite, Okakoara Farm 43, Karibib Constituency, Erongo Region, Namibia
4.0 x 2.5 x 1.4 cm. Tantalite specimens of any type, tantalite, tantalite-(Mn) or tantalite-(Fe) are very uncommon from any of the 11 Namibian localities listed by MINDAT. This is a sharply terminated, very well formed euhedral crystal with lustrous, dark metallic-gray faces. Complete-all-around and in great shape. Labeled by the former dealer as ...
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