| Coyote Butte Limestone | |
|---|---|
| Stratigraphic range: Sakmarian (Wolfcampian)-Kungurian ~ | |
| Type | Formation |
| Lithology | |
| Primary | Limestone |
| Other | Sandstone |
| Location | |
| Coordinates | 43°58′N 119°44′W / 43.96°N 119.74°W |
| Approximate paleocoordinates | 17°54′N 38°48′W / 17.9°N 38.8°W |
| 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 |
  Coyote Butte Limestone (the United States)  Coyote Butte Limestone (Oregon) | |
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]
- ^ Wardlaw et al., 1982, p.15
- ^ Coyote Butte Formation at Fossilworks.org
- ^ Coyote Butte Formation at USGS
- ^ Wardlaw et al., 1982, p.14
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