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

January 1, 1987

No abstract available.

Publication Year	1987
Title	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
DOI	10.3133/ofr87340F
Authors	J. E. Fox, Debra K. Higley
Publication Type	Report
Publication Subtype	USGS Numbered Series
Series Title	Open-File Report
Series Number	87-340
Index ID	ofr87340F
Record Source	USGS Publications Warehouse

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