Tectonic Unit: JKPR
         Name: Pacific Rim
 
  Description: mudstone and sandstone-rich melange (JKPRm)
               containing blocks of Triassic Ucluth volcanics
               (uTrv) in Valanginian-Upper Aptian matrix; Jurassic
               pillow basalt and chert; marine
 
    Formation: Insular Belt
                  Pacific Rim Terrane
                       lk   Pacific Rim melange overlying J chert
                            uncomformably on Tr Ucluth volcanics
                       JK   Pandora Pk. melange, Leech R.
 
    Age Range: Upper Jurassic - Lower Cretaceous
  Maximum Age: 157.1 Ma
  Minimum Age:  97.0 Ma