Foothills-Wallowa

Basement domain in the Western Cordillera

Geologic information

Region Western Cordillera
Crust
Formation age: 280-165 Ma
Accretion
Type: Collisional
Age: 135 Ma
Notes Basement to arc as old as 300 Ma in Klamath Mtns (Saleeby, 1982)

Geographic extent

Bibliographic references