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The Williston Basin holds large coal deposits, primarily in the Fort Union Formation of mostly Paleogene age, and were first noted during the Lewis and Clark Expedition. Mining of the coal began in 1873 near Sims, North Dakota , but was soon abandoned.
Fort Union Trading Post National Historic Site is a partial reconstruction of the most important fur trading post on the upper Missouri River from 1829 to 1867. The fort site is about two miles from the confluence of the Missouri River and its tributary, the Yellowstone River, on the Dakota side of the North Dakota/Montana border, 25 miles from Williston, North Dakota.
The Fort Union Formation is a geologic unit containing sandstones, shales, and coal beds in Wyoming, Montana, and parts of adjacent states. In the Powder River Basin , it contains important economic deposits of coal , uranium , and coalbed methane .
The Bakken Shale - a vast formation underlying parts of North Dakota, Montana, and South Dakota - has taken the U.S. by storm. Counties in North Dakota that were previously as quiet as a graveyard ...
The Williston Basin, named after the town, is a huge subterranean geologic feature known for its rich deposits of petroleum, coal, and potash. Williston developed over the Bakken formation , which by the end of 2012 was predicted to be producing more oil than any other site in the United States, surpassing even Alaska's Prudhoe Bay , the ...
The Fort Union Trading Post National Historic Site is located in Williams County along the Missouri River on the Montana border. Williams County is one of several western North Dakota counties with significant exposure to the Bakken formation in the Williston Basin .
The coal is part of the Paleocene Fort Union Formation, particularly the Tongue River Member. The eastern region produces petroleum, principally in the western Williston Basin and the Cedar Creek Anticline. Most hydrocarbons come from Paleozoic rocks, although some are sourced from Cretaceous rock.
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