English

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

康熙字典

【午集下】【石字部】? ·康熙筆畫：18 ·部外筆畫：13

《廣韻》都敢切《集韻》《韻會》覩敢切，??音膽。《玉篇》石?，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?。