gangue 也作 gang
n.（名词）Worthless rock or other material in which valuable minerals are found.矿物杂质，尾矿：在其中找到有价值的矿石的无价值岩石或其它矿产
来源：French 法语 from German Gang [lode] 源自 德语 Gang [矿脉] from Middle High German ganc 源自 中古高地德语 ganc from Old High German gang [a going] 源自 古高地德语 gang [工作情况]
