Keokuk Limestone
http://dbpedia.org/resource/Keokuk_Limestone an entity of type: MilitaryUnit
The Keokuk Limestone is a geologic formation in Illinois, Iowa and Missouri. It preserves fossils dating back to the Mississippian sub-period.
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Keokuk Limestone
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Keokuk Limestone
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43133641
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1096218990
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Mississippian
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The Keokuk Limestone is a geologic formation in Illinois, Iowa and Missouri. It preserves fossils dating back to the Mississippian sub-period.
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Keokuk in southeastern Iowa
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1956