Sierra Madera crater
Sierra Madera crater is a meteorite crater (astrobleme) in southwestern Pecos County, Texas, United States.[1] The central peak of the rebound structure of the impact crater rises 793 ft (242 m) above the surrounding land.[3] The peak is visible from U.S. Highway 385 between Fort Stockton, Texas and Marathon, Texas. The Sierra Madera crater is located on private property on the La Escalera Ranch.
![]() Sierra Madera viewed from US Hwy 385 | |
Impact crater/structure | |
---|---|
Confidence | Confirmed[1] |
Diameter | 8 mi (13 km) |
Age | 100 million years |
Exposed | Yes |
Drilled | Yes |
Location | |
Location | Pecos County, West Texas |
Coordinates | 30°36′N 102°55′W[2] |
Country | United States |
![]() ![]() Sierra Madera Sierra Madera in Texas | |
Topo map | Sierra Madera |
![](../I/Sierra_Madera_crater_central_peak_complex_1974_AR1VDJL00020173.jpg.webp)
Air photo of central peak complex
It is 13 km (8 mi) in diameter and the age is estimated to be less than 100 million years (Cretaceous or younger).[1]
Apollo 17's Gene Cernan and Jack Schmitt did some of their geologic training here.[4]
See also
References
- "SierraMadera". Earth Impact Database. Planetary and Space Science Centre University of New Brunswick Fredericton. Retrieved 2016-12-10.
- U.S. Geological Survey Geographic Names Information System: Sierra Madera
- Sierra Madera from the Handbook of Texas Online
- Phinney, William (2015). Science Training History of the Apollo Astronauts. NASA SP -2015-626. pp. 251–252.
External links
- Geology of the Sierra Madera cryptoexplosion structure, Pecos County, Texas, Professional Paper 599- H, By: H.G. Wilshire, T.W. Offield, K.A. Howard, and David Cummings. 1972.
- Sierra Madera astrobleme, Center for Energy and Economic Diversification (CEED), University of Texas of the Permian Basin
- La Escalera Ranch - site of Sierra Madera crater
- Sierra Madera astrobleme, Sibley Nature Center, Midland, Texas
- Sierra Madera Meteor Crater photos by Phil Stuart
- Photos of West Texas and the Llano Estacado
This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.