Smoky Quartz 4mm Round - 15-16 Inch Crocodile Stone Emerald and Heliodore -- and

Emerald and Heliodore -- and is often cut to highlight its chatoyant qualities

Specialists soak the stones in resin or liquid plastic to help harden them

This unique stone is named after a now debunked theory of a continent called “Lemuria” thought to have sunk into the Indian Ocean

black biotite

Smoky Quartz 4mm Round - 15-16 Inch Crocodile Stone Emerald and Heliodore -- andSmoky Quartz is a translucent smoky brown or gray variety of Quartz. It ranges from almost completely transparent to an almost opaque brownish to gray crystal. The color of Smoky Quartz is due to natural irradiation and traces of aluminum within the crystal lattice of the stone. Smoky Quartz it the national gem of Scotland, where it was mined since around 300 BCE.