Blue Tourmaline 3mm Table Cut Cube A Grade - 15-16 Inch Ametrine orthorhombic crystals or in massive

orthorhombic crystals or in massive form

The green coloring has likened the stone of jadeite in the past

The name derives from “cuprum

These cabochons are all unique and vary in colors and patterns

Blue Tourmaline 3mm Table Cut Cube A Grade - 15-16 Inch Ametrine orthorhombic crystals or in massiveBlue Tourmaline ranges in color from green to blue to yellow to green with black, milky white and clear, colorless inclusions. It is an aluminum borosilicate mixed with iron, magnesium and other metals that give it its color. Tourmaline occurs in nearly every color in the rainbow and its name derives from turmali, the Sinhalese word for mixed color precious stone. Tourmaline is unusual in that it is both pyroelectric and piezoelectric, meaning it