piotine
1piotine — pi·o·tine …
2piotine — ˈpīəˌtēn noun ( s) Etymology: German piotin, from Greek piotēs fattiness (from piōn fat, fatty) + German in ine : saponite …
3Saponite — General Category Smectite, phyllosilicate Chemical formula Ca0.25(Mg,Fe)3((Si,Al)4O10)(OH)2·n(H2O) Strunz classification 9.EC.45 …