Smoky Quartz Cut Stone, Heart, 8 mm

Originally named Smoky Topaz, the Smokey Quartz has been named after its smokey colour. The quartz can be found in Brazil, Madagascar, Russia, Scotland, Ukraine, and Switzerland. Its colouring is caused by natural and artificial gamma rays creating a glassy brown smokey appearance. 

Shape: Heart

Size: 8mm

Weight: 0.35grams

Colour: Clear brown / gray smokey

Moh's hardness:  6½ - 7

Density: 2.58 - 2.64

Cleavage: None

Refractive index: 1.543 - 1.540

Dispersion: None