Enargite and Pyrite    Butte, Montana.  Ex. Nancy Collins collection.  A very high quality TN sized specimen from a classic North American location.  1.9 x 1.5 x 1.3 cm with both species being lustrous, well formed (very sharp!) and damage-free.  Fine views from all sides. Some Styrofoam attached to base.  Excellent piece.  $140