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block caving
noun
Mining.
- a method of mining a large block of ore by systematically undercutting so the ore will cave. Compare cave ( def 5a ).
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Example Sentences
Examples have not been reviewed.
Rio plans to mine the copper using a technique known as block caving.
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The company said the block caving method it would use is safe and environmentally sound.
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“Block caving is safe, environmentally sound, and cost-effective for mining a large, deep orebody,†Resolution Copper said in an email.
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Resolution Copper Mining, owned by Rio Tinto and BHP Billiton, will use a method known as block caving to dig 7,000 feet into the earth and use chemicals to extract copper ore.
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Phase 2 of developing Oyu Tolgoi requires block caving.
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