Sphalerite with Quartz Amethyst This is a very attractive

This is a very attractive thumbnail specimen featuring a pair of sharp

top quality

A beautiful crystal group of very sharp

This one is in very good shape for this material and just look at how sharp and lustrous the crystal is

When it comes to mineral species

Sphalerite with Quartz Amethyst This is a very attractiveHard to photograph, and better in person, this attractive three dimensional mound of black Marmatite Sphalerite is comprised of sharp, semi lustrous, well formed dodecahedral crystals which are associated with a few gemmy prismatic Quartz crystals. Excellent for the locality, and better than most I have seen from the mine. The Black Cloud was one of the most famous specimen producing locales in Leadville and was one of the last operating mines in