Large crystals of pinish, more opaque Quartz with overgrowths of transparent Quartz. Undamaged.

Thumbnail sized cluster of Quartz crystals from the foothills of the Sierra Mountains in California Gold country. The crystals inclusions of green Chlorite.

Single yellow Tanzanite (Zoisite) crystal with rich yellow color. Nearly perfect with a great termination and just one contact along a back edge. Glassy with transparent gem zones. Weighs 12 carats.

Glassy 1.4cm single Tsavorite crystal with good color atop a white Diopside crystal. The Tsavorite has great color, luster and transparency. Dispalys great from teh front, contacted on the backside.

Mass of green Malachite and Mica with areas of grey Bismuthinite.

Undamaged single crystal of Azurite that exhibits areas of bright 'electric' blue color. A floater, complete all around crystal from the watercourse pocket.

Mass of Copper crystals with a good patina. Many of the tips show cubes (!) on the ends.

Two intergrown deep green Uvarovite crystals 1.5cm wide in Quartz. The crystals are nearly complete, with some contacting along the top rear surfaces. An undamaged 5mm crystal is sticking out on the right side. There are small amounts of Pyrite in the Quartz matrix and sawcut on the bottom.

Terminated single Enstatite crystal with medium rootbeer brown color and typical light etching. Gem quality Enstatite is uncommon.

Terminated single Enstatite crystal with medium rootbeer brown color and typical light etching. Gem quality Enstatite is uncommon.

Terminated single Enstatite crystal with medium rootbeer brown color and typical light etching. Gem quality Enstatite is uncommon.

Well formed, quality Copper crystals with a rich patina. Crystals on the right 'arm' are particularly sharp.