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This useful directory lists all the known producers of industrial minerals in the state of Indiana. Commodities listed include cement, clay and shale, crushed stone, dimension limestone, dimension sandstone, gypsum, lime, peat, construction sand and gravel, industrial sand, and slag. Listings are arranged by commodity and county and include the following information, where applicable and available: company name, division, regional company address, telephone number, fax number, website address, e-mail address, mine or plant name, location, address, telephone number, fax number, e-mail address, , quadrangle, congressional land survey location (PLSS), products, geology, notes, Indiana Department of Transportation (INDOT) source numbers, Certified Aggregate Producer Program (CAPP) numbers, and U.S. Dept. of Labor Mine Safety and Health Administration (MSHA) identification numbers.
The related Story Map (igs.indiana.edu/IGSMap/?map=mineralproducers) gives industry information and shows locations of the various mines and plants with zoom capabilities. Clicking on an operation gives contact information. There are preset filters for commodity, mine, company, and county, but other filters are possible. Maps that are generated can be printed and saved. Data can also be downloaded to a CSV file and there are also links to additional sources of information.
Shaffer, K. R., compiler, 2016, Directory of industrial mineral producers in Indiana: Indiana Geological Survey Directory 11-2016, 287 p.
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