TC06 Germanite

Tsumeb Mine, Otjikoto Region, Namibia

5.5x 4.4x 3.6 cm

$285

A rich example of this rare germanium mineral, showing a large quantity of purplish germanite in matrix with sphalerite.

Germanium was first isolated from this species; today the element is playing a key role in semi-conductor research, and its compounds are at the center of research into super-conductors.