deep underground mining
(Q15850907)
form of underground mining, in which the development of the deposit and the extraction of the raw materials take place at a greater depth
form of underground mining, in which the development of the deposit and the extraction of the raw materials take place at a greater depth
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deep underground mining
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| description | form of underground mining, in which the development of the deposit and the extraction of the raw materials take place at a greater depth |
External Links
| (P2671) |
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