Prehnite finger cast after Anhydrite with Calcite California This mine is still active

This mine is still active today and bears the unique distinction of producing the only GEM quality (facet grade) Cassiterites from any mine in Bolivia

but is actually nearly a “floater”

cuboctahedra of silvery Galena associated with small striated pyritohedra of golden Pyrite

crystallized examples of Sapphire on the market

or any other world locality

Prehnite finger cast after Anhydrite with Calcite California This mine is still activeOne of the more unique specimens in the lot showing a rather large, hollow cavity on the base of the piece where a good amount of preexisting Anhydrite once grew. The focal point of the piece is a single, isolated, undamaged, good green colored finger of Prehnite which is flaring out of the top of the specimen. The luster is good for the material compared to most. Lastly, the piece is accented by small, whitish color scalenohedra of Calcite along the