a silicate substance from the salt-wells in Szechwan; it is used as a wash for hardening plaster, etc., also for certain skin diseases, like ringworm, sulphate of copper
䃫【午集下】【石部】 康熙筆画:18画,部外筆画:13画
《廣韻》都敢切《集韻》《韻會》覩敢切,音膽。《玉篇》石䃫,藥名,出蜀中。《正字通》本草綱目:石膽石中有汁,如膽汁,酸辛氣寒,治諸癇石淋目痛。俗作䃫。