Tectonic Unit: MTrCJ
         Name: Cache Creek 

  Description: mainly MORB-like tholeiitic to alkaline basalt,   
               some alkali-enriched seamount basalt,             
               serpentinized peridotite and dunite, gabbro,      
               trondhyemite and diabase; most sub-greenschist,   
               local bueschist; melange with blocks of Upper     
               Triassic Nicola assemblage; radiolarian ribbon    
               chert, argillite, volcanic sandstone and          
               limestone, locally as bank, reef and lagoon       
               complexes with Tethyan fossils; includes Jurassic 
               radiolarian (MTrCJ) east of Fraser River fault;    
               marine                                            

    Formation: Intermontane Belt  
                  Stikine Terrane  
                     includes Jurassic radiolarian east of Fraser 
                     River fault   

    Age Range: Mississippian - Upper Triassic
  Maximum Age:  362.5  Ma
  Minimum Age:  208.0  Ma