Gray Quartz Carved Heart

2.75 inch with l75 thickness 
Price is for 1 larger sized heart
Gray quartz, most commonly Smoky Quartz, is a natural variety of quartz with a vitreous luster, hardness of 7 on the Mohs scale, and a chemical composition of silicon dioxide (\(SiO_{2}\)). It ranges in color from smoky gray to black, with its translucent color caused by natural irradiation of aluminum impurities in the crystal structure. Gray quartz is valued for its grounding and protective qualities, mental clarity, stress reduction, and ability to transmute negative energy