Crystals, minerals, opals and mineral specimens for sale by Crystal Vine, experts in rocks, gems and Crystals since 1993. Collections of minerals like quartz, diamonds, emeralds, s ...
mineralminers.com: your on-line link direct to the mines and lapidary shops for mineral specimens, crystals, gemstones, jewelry, spheres & crystal balls, facet rough and lapidary r ...
The Spectrum Network is a website dedicated to Colored Gemstones, Gemological Information and is the home of the famous interactive Gem, Mineral and Jewelry Show Calendar. Our inte ...