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Monument Rocks (also Chalk Pyramids) are a series of large chalk formations in Gove County, Kansas, rich in fossils. The formations were the first landmark in Kansas chosen by the U.S. Department of the Interior as a National Natural Landmark. The chalk formations reach a height of up to 70 ft (21 m) and include formations such as buttes and ...
The region is sparsely populated with numerous communities of varying size, but no large cities. The two largest communities in the Smoky Hills region are Salina, Kansas and Hays, Kansas. Elevations in the Smoky Hills range from about 1,200 feet (370 m) in the river valley near Salina to about 2,400 feet (730 m) at the western edge of the ...
Niobrara Chalk was weathered and opalized in the Valentine phase of the Ogallala Formation. The Niobrara Formation / ˌ n aɪ. ə ˈ b r ær ə /, also called the Niobrara Chalk, is a geologic formation in North America that was deposited between 87 and 82 million years ago during the Coniacian, Santonian, and Campanian stages of the Late ...
The geology of Oklahoma is characterized by Carboniferous rocks in the east, Permian rocks in the center and towards the west, and a cover of Tertiary deposits in the panhandle to the west. The panhandle of Oklahoma is also noted for its Jurassic rocks as well.
For many decades, it was a tourist trap called the Indian Burial Pit or Salina Burial Pit. [7] [5] It was declared a U.S. National Historic Landmark in 1964. [2] [3] In 1989, the state of Kansas purchased the site. In 1990, the pit was filled with sand and covered with a concrete cap to protect it, then covered with dirt and grass.
The Wellington Formation is an Early Permian geologic formation in Kansas and Oklahoma. [2] The formation's Hutchinson Salt Member is more recognized by the community than the formation itself, and the salt is still mined in central Kansas. [3]
Located about 400 miles northeast of Spiro near the confluence of the Mississippi and Missouri Rivers, Cahokia was the largest and most impressive of all the Mississippian towns. Mineralogical analysis of some of the most beautiful stone effigy pipes found at Spiro, including the famous "Grizzly Man" or "Kneeling Rattler" pipe, have shown they ...
The Deer Creek Site is located east of Newkirk, Oklahoma. It is situated on a low bluff overlooking the Arkansas River. The Bryson Paddock site is almost 2 miles (3 km) north also on a low bluff near the river. Both sites were fortified with log and earth stockades surrounding villages of grass-thatched conical houses typical of the Wichita ...