Shungite
Shungite is a particularly hard variety of Jet found only in Russia. Jet and Shungite are petrified coal; noncrystalline carbon with a metastable structure incapable of graphitization. Hardness 4 on the Mohs scale.
Pendant is approximately 8 x 38 x 8 mm with a 4 mm drilled hole and threaded with a black adjustable slip knot cord.
Reviews
There are no reviews yet.