Mining Methods and Processes Flashcard

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What is smelting?

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Smelting is the process of extracting metals from their ores by heating them beyond their melting point.

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What are tailings?

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Tailings are the waste materials left over after the extraction of valuable minerals from ore, often contributing to pollution and environmental degradation.

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What is solution mining?

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Solution mining is a method that involves using a chemical solution to extract resources from ore.

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How does placer mining work?

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Placer mining involves using water to separate valuable minerals from lighter materials in riverbeds.

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What is the first step in mountaintop removal mining?

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The first step in mountaintop removal mining is clear-cutting the forests.

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What is the environmental impact of tailings?

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Tailings contribute to pollution and environmental degradation.

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What is the purpose of mining?

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The purpose of mining is to extract valuable minerals and resources from the earth.

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What is the difference between surface mining and underground mining?

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Surface mining involves removing soil and rock above mineral deposits, while underground mining involves creating tunnels to access minerals deep below the surface.

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What is the role of water in placer mining?

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Water is used in placer mining to help separate valuable minerals from lighter materials.

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What are the potential environmental impacts of mining?

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Mining can lead to habitat destruction, pollution, soil erosion, and water contamination.