Smoky Quartz 4mm Round - 15-16 Inch Crocodile Stone also known as Melody's Stone

also known as Melody's Stone

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

black biotite

including Aquamarine and Morganite

known as sheet silicates because they form in distinct layers

Smoky Quartz 4mm Round - 15-16 Inch Crocodile Stone also known as Melody's StoneSmoky 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.