Blue Tourmaline 3mm Round Faceted - Microfaceted Rounds - 15-16 inch Crown Like other Agates

Like other Agates

Due to its natural porosity

it was thought to have fallen approximately 800

Porcelain Agate is a natural agate that is dyed and heated to give it the unique blue/black color and pattern that resembles porcelain

Blue Tourmaline 3mm Round Faceted - Microfaceted Rounds - 15-16 inch Crown Like other AgatesBlue 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