Variegated marls at Clay Hills. Chinle formation. San Juan County, Utah. 1925.
Dates
Date Taken
1925
Summary
Variegated marls at Clay Hills. Chinle formation. San Juan County, Utah. 1925. Published as plate 12-D in U.S. Geological Survey Professional Paper 188. 1938.
Summary
Variegated marls at Clay Hills. Chinle formation. San Juan County, Utah. 1925.
Published as plate 12-D in U.S. Geological Survey Professional Paper 188. 1938.
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