Placer mining involves _______ to extract minerals.

asked Jul 5, 2021 5.1k views

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4 votes

Answer:

c. dredging sediments from the water bottom

Step-by-step explanation:

Garpunkal answered Jul 6, 2021

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6 votes

Placer mining involves using water to excavate, transport, concentrate and recover minerals.

Noelle answered Jul 11, 2021

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