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Step2247 [10]
2 years ago
14

What consistencies/inconsistencies exist between all three types of mining?

Geography
1 answer:
Illusion [34]2 years ago
5 0

Highwall mining is often used when excavating an open-pit mine becomes too expensive. There are many advantages over underground mining, including the fact that it is both more cost-effective and involves less lead time.

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