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A salt well (or brine well) is used to mine salt from caverns or deposits. Water is used as a solution to dissolve the salt or halite deposits so that they can be extracted by pipe to an evaporation process, which results in either a brine or a dry product for sale or local use. In the United States during the 19th century, salt wells were a significant source of income for operators and the government. Locating underground salt deposits

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