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Google Analytics Dashboard for Thickness of Upper Cretaceous rocks from the base of the Ardmore Bentonite to the base of the Clay Spur Bentonite (top of the Lower Cretaceous rocks), Powder River basin, Wyoming and Montana

Thickness of Upper Cretaceous rocks from the base of the Ardmore Bentonite to the base of the Clay Spur Bentonite (top of the Lower Cretaceous rocks), Powder River basin, Wyoming and Montana

URI: https://pubs.usgs.gov/publication/ofr87340F

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