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The Mineral Industry of Michigan | U.S. Geological Survey
Michigan is a major producer of cement, construction sand and gravel, iron ore, peat, and potash. It produces common clay, crushed and dimension stone, gypsum,
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Minerals | Michigan Geological Repository for Research
Michigans non-fuel mineral industries add $2 billion to the states economy annually. Resources such as iron, construction and building materials
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Mercury in the Environment
Mercury is an essential metal for industry, the known domestic re- sources of mercury ores are limited, and better knowledge of the geologic distribution and
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