Coyote Butte Limestone
Geologic formation in Oregon, US / From Wikipedia, the free encyclopedia
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For the Coyote Buttes section in Arizona, see Navajo Sandstone.
The Coyote Butte Limestone (OR085) is a geologic formation in Oregon. It preserves fossils dating back to the Sakmarian to Kungurian stages of the Permian period,[1] spanning an estimated 23 million years.[2][3] The formation occurs in isolated buttes to the north; Triangulation Hill, and south; type locality and name giver Coyote Butte and Tuckers Butte, on either side of the Grindstone and Twelvemile Creeks in Crook County, Oregon.[4]
Quick Facts Type, Lithology ...
Coyote Butte Limestone | |
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Stratigraphic range: Sakmarian (Wolfcampian)-Kungurian ~296–273 Ma | |
Type | Formation |
Lithology | |
Primary | Limestone |
Other | Sandstone |
Location | |
Coordinates | 43.96°N 119.74°W / 43.96; -119.74 |
Approximate paleocoordinates | 17.9°N 38.8°W / 17.9; -38.8 |
Region | Crook County, Oregon |
Country | United States |
Extent | Isolated buttes (Coyote & Tuckers) south and north (Triangulation Hill) of Grindstone & Twelvemile Creeks, Crook County, Oregon |
Type section | |
Named for | Coyote Butte |
Named by | Merriam & Berthiaume |
Year defined | 1943 |
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