Tetrahedrite // 9 Lb.

Named for the unique and geometrically fascinating tetradron shape of its crystals, this important ore of copper – also an ore of silver – crystallizes or forms masses in metalliferous hydrothermal veins. Fine tetrahedrites like this large specimen are prized by collectors for their crystal structure and unique colorations.

Dimensions: 12-1/4″L x 5-3/4″W x 3″H, Weight: 9 lb.