Mine: Calcite Quarry, Rogers City, MI
Began → Calcite Quarry → Continues
Owned by: Michigan Limestone and Chemical Company (U.S. Steel purchased controlling interest in 1920. Purchased by Carmeuse Lime in 2008.
Method: Open pit
Railroad connection: Industrial railroad connecting to the Detroit & Mackinac Ry. Rogers City branch.
One of the country's largest producers of limestone. Used by steel mills to carry away impurities in the steel making process. Also used to make cement, glass, paint, baking power and ammonia.