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The Frontier Formation and Associated Rocks of Northeastern Utah and Northwestern Colorado
From abstract: The Frontier Formation of the Mancos Group in northeastern Utah and northwesternmost Colorado (proposed new rank designations; formerly known as the Frontier Sandstone Member of the Mancos Shale) consists of several facies of marine and nonmarine rocks of Late Cretaceous (Turonian) age that grade eastward into totally marine rocks in easternmost Utah and northwestern Colorado.
Date:
1990
Creator:
Molenaar, C. M. & Wilson, B. W.
System:
The UNT Digital Library
Sedimentology, Mineralogy, Palynology, and Depositional History of Some Uppermost Cretaceous and Lowermost Tertiary Rocks Along the Utah Book and Roan Cliffs East of the Green River
From abstract: This report analyzes the 4-5 million years of depositional history of the Upper Cretaceous Lower Tertiary Rocks along the Green River.
Date:
1990
Creator:
Franczyk, Karen J.; Nichols, Douglas J. & Pitman, Janet K.
System:
The UNT Digital Library
Mineral Resources of the Willow Creek and Skull Creek Wilderness Study Areas, Moffat County, Colorado
Abstract: The Willow Creek Wilderness Study Area (CO-010-002) and the Skull Creek Wilderness Study Area (C-010-003), which contain 13,368 acres and 13,739 acres, respectively, are in northwest Colorado near the Utah border. There are no identified resources in either of the study areas. The study areas have low resource potential for undiscovered uranium, vanadium, copper, and all other metals; oil and gas; and coal.
Date:
1990
Creator:
Van Loenen, Richard E.; Folger, Helen W. & Kulik, Dolores M.
System:
The UNT Digital Library