Blue Tourmaline 2mm Round Faceted AAA Grade - Microfaceted Rounds - 15-16 inch Donut It is considered a stone

It is considered a stone of love and has been called the Stone of the Compassionate Heart

but rather a dark variety of Carnelian

Weight: grams:75-90 grams

Petrified wood is created through a process called permineralization

Blue Tourmaline 2mm Round Faceted AAA Grade - Microfaceted Rounds - 15-16 inch Donut It is considered a stoneBlue 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