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Interior of a Moqui Marble Moqui Marbles, hematite concretions, from the Navajo Sandstone of southeast Utah. Scale cube, with "W", is one centimeter square. Moqui marbles in place in the Navajo Sandstone, Snow Canyon State Park, SW Utah. The Navajo Sandstone is also well known among rockhounds for its hundreds of thousands of iron oxide ...
Nugget Sandstone near Red Fleet Reservoir, Uintah County, Utah. Uniform grain size and these large cross-stratification are indicative of an ancient sand dune. Nugget Sandstone showing a bounding surface between two sets of ancient sand dunes, where wind scour eroded the top of the lower dune before the second dune advanced over it.
View of Monument Valley in Utah, looking south on U.S. Route 163 from 13 miles (21 km) north of the Utah–Arizona state line Mitchell Mesa from the View Hotel.. Monument Valley (Navajo: Tsé Biiʼ Ndzisgaii, pronounced [tsʰépìːʔ ǹtsɪ̀skɑ̀ìː], meaning "valley of the rocks") is a region of the Colorado Plateau characterized by a cluster of sandstone buttes, with the largest reaching ...
Shallow, marine water stretched from eastern Utah to eastern Nevada over a beveled continental shelf. As the sea withdrew around 230 million years ago, fluvial, mudflat, sabkha, and shallow marine environments developed, depositing gypsum (from lagoon evaporites), mudstones, limestones, sandstones, shales, and siltstones. [6]
Wingate Sandstone (Utah) Show map of Utah The Wingate Sandstone is a geologic formation in the Glen Canyon Group of the Colorado Plateau province of the United States which crops out in northern Arizona , northwest Colorado , Nevada , and Utah .
The geology of Utah, in the western United States, includes rocks formed at the edge of the proto-North American continent during the Precambrian.A shallow marine sedimentary environment covered the region for much of the Paleozoic and Mesozoic, followed by dryland conditions, volcanism, and the formation of the basin and range terrain in the Cenozoic.
Entrada Sandstone conformably overlies the Carmel Formation, Park Avenue, Arches National Park The Entrada Sandstone is a formation in the San Rafael Group found in the U.S. states of Wyoming, Colorado, northwest New Mexico, northeast Arizona, and southeast Utah.
Uinta Formation (Uinta "C"), Uintah County, Utah The Uinta Formation is a geologic formation in northeastern Utah . The name appears on a geologic map accompanying the Clarence King Fortieth Parallel report for 1876 [ 1 ] but not defined until 1878 [ 2 ] as the Uinta Group.