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Parma Sandstone
Geologic formation in Michigan, United States From Wikipedia, the free encyclopedia
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The Parma Sandstone is a geologic formation in Michigan. It preserves fossils dating back to the Carboniferous period.
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References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Archived from the original on 19 August 2022. Retrieved 17 December 2021.
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