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cyanide
Usually refers to cyanide solution in circulation in a mill treating gold or silver ores. The stock or solution is of two main types: barren, from which all possible value has been extracted, and pregs or pregnant, which is charged with gold or silver and awaits their removal.
- 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)