Filters: Tags: Production history (X) > Types: Collection (X)
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Coal information for the state of Indiana. Mine reports are filed by county, 7.5-minute quadrangles contain rough mine extents, and coal production records gathered from various sources such as the US Office of Surface Mining and US Bureau of Mines contain mine and seam information. The information was gathered by the Indiana Geological Survey to use in their Coal Mine Directory.
Categories: Physical Item;
Types: Collection;
Tags: Coal Mine Maps,
Coal Reports,
Mineral Resources,
Production history,
ndc_collection
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