Amazonite, Andesine, Moonstone, Oregon Sunstone, Labradorite, Oligoclase, Orthoclase and Sanidine are rare, and often quite valuable, gems from the Feldspar family of minerals. Feldspar itself is extremely...
Obsidian is a glass-like mineral produced by volcanic flows. Many types of Obsidian are used as gemstones in jewelry, and some are quite rare and valuable.A fantastic variety of colors and patterns are...
Oregon Sunstone is the name given to facetable, gem-quality Labradorite which is colored primarily by Copper. These untreated gemstones include rare jewels which come in a fantastic variety of natural colors,...