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Suggest reasons why developing surface mines is easier than developing mines underground?

Answer»

Answer:

Explanation:

Surface mining cheaper than underground mining?

Why underground mines cost higher compared to surface COAL mines. Recall that it TAKES more time, pressure, and heat to FORM higher-ranked coal. ... Approximately 50% of total coal PRODUCTION in the Interior region consists of surface mines. Underground mining is generally more expensive than surface mining.

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