Hydrated magnesium silicate, the softest known mineral, with a characteristic soapy feel. It's a very calming and soothing stone, promoting emotional balance, stress reduction, and a tranquil environment. (Steatite/Soapstone is massive talc).
White, Grey, Green, Pale Green, Brown, Silver-White, very soft, greasy or soapy feel
Talc is classified as a silicate mineral mineral which typically crystallizes in the monoclinic or triclinic[2] system. Its chemical formula is Mg3Si4O10(OH)2. Common crystal habits include foliated to fibrous masses, rare as platey to pyramidal crystals.