Pilot Knob (Austin, Texas)
Eroded core of an extinct volcano located 8 miles (13 km) south of central Austin, Texas / From Wikipedia, the free encyclopedia
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Pilot Knob is the eroded core of an extinct volcano located in Austin, Texas, United States. It is near Austin-Bergstrom International Airport and McKinney Falls State Park.[1]
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Quick Facts Highest point, Coordinates ...
Pilot Knob | |
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Highest point | |
Coordinates | 30°9′44″N 97°42′22″W |
Geography | |
Topo map | USGS |
Geology | |
Age of rock | late–Cretaceous Period |
Volcanic arc/belt | Ouachita |
Last eruption | 79–83 million years ago[1] |
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