Synonyms and Antonyms for placer-mining

1. placer mining (n.)

mining valuable minerals from a placer by washing or dredging

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2. mining (n.)

the act of extracting ores or coal etc from the earth

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3. placer (n.)

an alluvial deposit that contains particles of some valuable mineral

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4. mining (n.)

laying explosive mines in concealed places to destroy enemy personnel and equipment

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