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Mineral Resources > Online Spatial Data > Geology > by state > Iowa

State Quarry Limestone

Fossiliferous limestone; may be time equivalent of at least the upper part of the Shell Rock Formation; in northern Johnson County only. Approx thickness ?ft
StateIowa
NameState Quarry Limestone
Geologic agePhanerozoic | Paleozoic | Devonian-Late
Original map labelDsq
Primary rock typelimestone
Secondary rock type
Other rock types
Lithologic constituents
Major
Sedimentary > Carbonate > Limestone (Bed)
Map references
Hershey H. G. 1969, Geologic Map of Iowa: Iowa Geological Survey, scale 1:500K
Unit references
Hershey H. G. 1969, Geologic Map of Iowa: Iowa Geological Survey, scale 1:500K
Geographic coverageJohnson

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