GRAND TETON

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GEOLOGY

WYOMING U.S.A

 

The Grand Tetons are the youngest mountain range in Wyoming at an age of 10 million and still rising, other ranges in the state are around 60 million years old this includes the Medicine Bow Mountains, Bighorn and Beartooth Ranges.  

Grand Teton peak rising at an altitude of 13,000 ft

THE GRAND TETON RANGE

The

VOLCANIC DIABASE DIKE (MOUNT MORAN)

The rocks surrounding the Diabase Dike are 2.5/2.8 billion years old while the dike itself is only 1.3 billion years old. 

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FAULTS

The

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THE GRAND TETON FAULT

The Fault goes by two names, the Sevier Fault in Utah and the Toroweap Fault in Arizona. 

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GRAND TETON

FAULT

YELLOWSTONE BOUNDRY
FAULTS

REFEreNCES

Grand Tetons National Park Geology Photo Tour

Geology and Ecology of National Parks

USGS

https://www.usgs.gov/science-support/osqi/yes/national-parks/grand-tetons-national-park-geology-photo-tour

Quaternary Fault and Fold Database of the United States

Last Review Date: 2011-02-03

Teton fault, central section (Class A) No. 768c

Pierce, K.L., and Haller, K.M., compilers, 2011, Fault number 768c, Teton fault, central section, in Quaternary fault and fold database of the United States: U.S. Geological Survey website, https://earthquakes.usgs.gov/hazards/qfaults, accessed 03/06/2020 12:22 PM.

https://earthquake.usgs.gov/cfusion/qfault/show_report_AB_archive.cfm?fault_id=768&section_id=c