Blue Tourmaline 4mm Microfaceted Round A Grade - 15-16 Inch Multi and crystal formations on the

and crystal formations on the collars are natural and unenhanced in any way

The stone's composition remains somewhat ambiguous

Topaz obtains much of its popularity from its beautiful colors and its status as a birthstone

It won 1st price and has been used ever since in sculpture

Its origins are still a mystery with some saying it was from a meteorite impact on earth and others believing it was an asteroid burning up in the atmosphere

Blue Tourmaline 4mm Microfaceted Round A Grade - 15-16 Inch Multi and crystal formations on theBlue 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