Blue Tourmaline 3mm Banded Faceted Round - 15 Inch BO08252022 Fire Opal is a transparent

Fire Opal is a transparent or translucent stone named for the vivid red

black biotite

over the course of millions of years

with inclusions of white to colorless translucent or transparent

it is a combination of Amethyst and Citrine

Blue Tourmaline 3mm Banded Faceted Round - 15 Inch BO08252022 Fire Opal is a transparentBlue 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