Devils Garden Natural Area, Grand Staircase-Escalante National Monument Photographer: Bill Lund © 2017 Metate Arch, formed in the Entrada Sandstone, is a classic example of a caprock natural arch.
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Entries by Utah Geological Survey
The Utah Geological Survey (UGS) is proud to announce a major donation of cores from Greater Aneth field in the Paradox Basin of southeastern Utah. This massive and scientifically significant collection of cores (from over 125 wells) was generously donated to the UGS by the […]
Potential Oil-Prone Areas in the Cane Creek Shale Play, Paradox Basin, Utah, Identified by Epifluorescence Microscope Techniques By: Thomas C. Chidsey, Jr., David E. Eby GET IT HERE The Cane Creek shale of the Pennsylvanian Paradox Formation has produced more than 7.8 million barrels of oil and about 7.9 billion cubic feet of gas from […]
Hydrogeology of the Malad–Lower Bear River Basin, North-Central Utah and South-Central Idaho By: Hugh Hurlow GET IT HERE This report characterizes the lithology of the younger (i.e., Quaternary) basin fill of the Malad–Lower Bear River basin in north-central Utah to provide a geologic framework for evaluation of groundwater flow and the potential effects of additional […]
Big Cottonwood Canyon, Wasatch Range Photographer: Mike Hylland © 2017 The waters of Lake Blanche reflect Sundial Peak, composed of quartzite of the Big Cottonwood Formation. Rocks in this basin, which formed from sediment that accumulated along a continental margin 900 million years ago, preserve striations (parallel scratches and grooves) that record the down-valley flow […]
Needles District, Canyonlands National Park, San Juan County Photographer: J. Lucy Jordan © 2017
View east from Jackson Bottom along the Colorado River, Grand County. Photographer: Brian Butler © 2017
Goblin Valley State Park Photographer: Michael Vanden Berg © 2017 Early morning sun casts shadows on “goblins” formed within the Entrada Sandstone, which consists of sediment deposited 160 million years ago in tidal flats and coastal dunes. Erosion forms the goblins, leaving resistant sandstone boulders perched atop softer siltstone and shale layers that erode more […]
Arches National Park, Grand County Photographer: Gregg Beukelman © 2017 Defying gravity, an estimated 3500-ton sandstone boulder of Jurassic-age Entrada Formation perches atop a pedestal of less resistant sandstone of the Dewey Bridge Member of the Carmel Formation and forms Balanced Rock at Arches National Park. Snow-capped peaks in the background are the La Sal […]
The 2016 UGS Employee of the Year award was presented to Mark Milligan. Mark is a model employee with a strong work ethic and friendly personality that endears him to co-workers and the public he often interacts with. He handles an enormous number of public inquires that require patience, persistence, and a broad understanding of […]
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