Map of Indiana showing thickness, extent, and oil and gas fields of Trenton and Lexington Limestones (1985)

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Item Number: MM45
Map Scale: 1:500,000
Authors:


Keith, B., 1985, Map of Indiana showing thickness, extent, and oil and gas fields of Trenton and Lexington Limestones: Indiana Geological Survey Miscellaneous Map 45, scale 1:500,000.

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Keywords: map, thickness, Trenton Limestone, Lexington Limestone, oil, gas, Ordovician, energy resources

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Updated 8/19/2020