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What processes were used to mine the kyanite?

April 26, 2017kyanite Processes Used

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What processes were used to mine the kyanite?

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A. The mineral was mined out of a large pit quarry. The mine ore was ground up and the kyanite was separated from the other minerals in the ore, most likely by flotation, where the kyanite was skimmed from the top. The remaining minerals, called tailings, were allowed to dry in ponds and piles.