Tetrahedrite ps. After Bournonite (rare) Whitmore Coll.

Item Description

Bournonite specimens from this small silver mine are among the finest found in the Western Hemisphere. This is an extremely rare, doubly terminated floater crystal of a silver-bearing tetrahedrite pseudomorph after a sharp, striated, bournonite crystal. Specimens of any species are seldom on the market from this locale. Ex Robert Whitmore Collection.