Chert-bearing Callville limestone
Location: U.S. National Museum of Natural History, Washington, DC
Year: 2013
Merckdigitals catalogue number: 22-81955
Comments: Pennsylvanian, Las Vegas, NV
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Chert-bearing Callville limestoneLocation: U.S. National Museum of Natural History, Washington, DC Year: 2013 Merckdigitals catalogue number: 22-81955 Comments: Pennsylvanian, Las Vegas, NV |