首页 > Term: dry ore
dry ore
Said of lead or copper ore that contains precious metals (gold and silver) but insufficient lead or copper to be smelted without the addition of richer ore.
- 词性： adjective
- 行业/领域： 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
0
创建者
- ed.young
-
(V.I.P) 21084 分数 - 100% positive feedback
(Milwaukee, United States)
