Tectonic Unit: JKPRm
         Name: Pacific Rim
 
  Description: mudstone and sandstone-rich melange containing
               blocks of Triassic Ucluth volcanics (uTrv) in
               Valanginian-Upper Aptian matrix; marine
 
    Formation: Insular Belt
                  Pacific Rim Terrane
                       lk   Pacific Rim melange overlying J chert
                       uncomformably on Tr Ucluth volcanics
 
    Age Range: Lower and Mid-Cretaceous
  Maximum Age: 140.7 Ma
  Minimum Age: 112.0 Ma