Hydrated aluminum silicate, similar to talc but with aluminum instead of magnesium, often white or pale with a greasy feel. It's a calming stone, promoting emotional balance and tranquility. (Used for carvings, 'Agalmatolite').
White, Grey, Yellowish, Greenish, Brownish, often with a greasy or pearly luster, foliated or radiating fibrous masses
Pyrophyllite is classified as a silicate minerals mineral which typically crystallizes in the monoclinic[2] or triclinic[3] system. Its chemical formula is Al2Si4O10(OH)2. Common crystal habits include compact spherulitic aggregates of needlelike radiating crystals; as fine grained foliated laminae, granular, massive.