Tectonic Unit: TQE
         Name: Edziza
 
  Description: alkali basalt and peralkaline trachyte-comendite
               shield volcanoes; alkali olivine basalt cones with
               lherzolite nodules; flows and tuyas; nonmarine
 
    Formation: Insular Belt
                  E. of Ketchikan, S.E. Alaska
               Coast Belt
                  S.W. of Whitehorse, Y.T.
                  N.W. of Stewart, B.C.
               Intermontane Belt
                  TQ   Mt. Edziza volcanic complex, Level Mt. volcanic
                       complex, Spectrum Range volcanic complex, Hoodoo
                       Mtn. volcanic complex, Selkirk, Miles Canyon,
                       Tuya, Aiyansh - 200 years old
               Omineca Belt
                  TQ   Tuya
               Foreland Belt
                  TQ   in southernmost Yukon Territory
 
    Age Range: Tertiary and Quaternary
  Maximum Age: 65.0 Ma
  Minimum Age:  0.0 Ma