BLT173 Black Tourmaline Polished Pebbles These Mahogany Obsidian palm stones

These Mahogany Obsidian palm stones are a perfect hand-held size in black and dark reddish brown patterned obsidian

A polished specimen featuring yellow

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DES584tr Deschutes Jasper Slab Specimen is a polished slab of Deschutes Jasper featuring the signature tan

18 sections for different tumbled stones

BLT173 Black Tourmaline Polished Pebbles These Mahogany Obsidian palm stonesLarge Black Tourmaline crystal. 4. 25" x 3. 75" x 4. 75" 5. 55 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,