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Explore the mineral-rich region of Wisconsin with veteran rockhound Robert Beard's Rockhounding Wisconsin and unearth 84 of the state's best rockhounding spots
This book tells the history and discovery of Montana Moss Agate by the first lapidaries
Rose Quartz from Brazil
This specimen features golden yellow
BLT183 Black Tourmaline Rainbow Sapphire Explore the mineral-rich region ofBlack Tourmaline crystal. 2. 75" x 1. 75" x 3. 5" 1. 25 lb Black Tourmaline is also called Schorl, and accounts for ninety five percent of all Tourmaline in nature. It is black, or sometimes a deep blue that appears black. The term Schorl was in use before the 1400s, named for a town in Saxony, Germany, where Black Tourmaline was found in nearby tin mines. Black Tourmaline belongs to a complex family of aluminum borosilicate mixed with iron,
