National Geologic Map Database
General Information
- Title: Geology and oil gas possibilities of Trenton and Black River limestones of the Michigan Basin, Michigan and adjacent areas
- Author(s): Cohee, G.V.
- Publishing Organization: U.S. Geological Survey
- Series and Number: Oil and Gas Investigations Chart OC-11
- Publication Date: 1945
- Map Scale: 1:4,752,000
- Cross Section: None
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Geologic units referred to in Geolex
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