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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 McLemore Site is located on a terrace overlooking Cobb Creek outside the town of Colony in central western Oklahoma. The first major archaeological investigation took place in 1960 under the auspices of Dr. Robert E. Bell of Oklahoma State University. Three sections of the site were excavated: an area of cache and refuse pits, an area once ...
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 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 ...
Castle Rock is a 70 ft (21 m) tall chalk pillar landmark in Gove County, Kansas, United States. The formation and the nearby badlands are located in the Smoky Hills region of Kansas, which is approximately 11 mi (18 km) south of I-70 near Quinter, Kansas .
The Cretaceous in Kansas was an open ocean or sea environment dominated by microscopic marine plants and animals that floated or swam near the surface of this ancient water body. [2] As these microscopic creatures died, they sank to the bottom, formed a soft, limy ooze, and would preserve any larger creatures that died and sank into it.
Geologic map A field of flowers in the Arbuckle foothills. Geologically the Arbuckles are an elongate anticline structure with an orientation or strike of west-northwest. The core of the structure consists of Proterozoic extrusive and intrusive rocks, the Colbert rhyolite porphyry and the Tishomingo granite (age dated at 1374 Ma), [3] which are overlain by the Arbuckle Group, the Simpson Group ...