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Structural Geology Of The Northern Part Of Elkhorn Mountain, Bannock Range, Idaho, Stephen R. Crook
Structural Geology Of The Northern Part Of Elkhorn Mountain, Bannock Range, Idaho, Stephen R. Crook
All Graduate Theses and Dissertations, Spring 1920 to Summer 2023
Northern Elkhorn Mountain was unmapped previous to this investigation. The mapped area is located north of Malad City, Idaho, in the Bannock Range. It is within the Basin and Range Province. The mapped area measures 5.4 mi. in the north-south direction and 8.9 mi. in the east-west direction.
The oldest exposed stratigraphic unit, within the mapped area, consists of orthoquartzite and is of Early Cambrian age. Cambrian formations of the mapped area, in ascending order, are as follows: Camelback Mountain Quartzite, Gibson Jack Formation, Elkhead Formation, Bloomington Formation, Nounan Formation, and St. Charles Formation. Units of Ordovician age are the …