Smoky Quartz on Metal Stand

Smoky quartz is a grey, translucent variety of quartz. It ranges in clarity from almost complete transparency to a brownish-grey crystal that is almost opaque. The smoky colour results from free silicon, formed from the silicon dioxide by natural irradiation.

These Minerals on metal stands are categorized by weight. Medium is approx 1kg and Large is approx 2kg

Origin: Brazil