Terrane Unit : KON Name : Nisutlin - Subterrane of Kootenay Description : Pericratonic margin sequence. Metamorphosed and intensely cataclastic sedimentary, volcanic and intrusive rocks of Late Proterozoic, Paleozoic and possibly early Mesozoic ages. Assemblages : PTrNK Nisutlin Plutonic Rocks : DMgS Simpson Range Suite, EPqSC Sulphur Creek Age Range: Upper Proterozoic - Triassic Maximum Age: 1000.0 Ma Minimum Age: 208.0 Ma