首页 > Term: barren mine
barren mine
A mine may be fully developed and yet, owing to the barrenness of the ore, it would be impossible to work it with profit. (Ricketts, 1943)
- 词性: noun
- 行业/领域: 采矿
- 类别 一般矿业; Mineral mining
- Government Agency: USBM
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创建者
- ed.young
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(Milwaukee, United States)