The Big Bend Creek map area (NTS 93F/10) encompasses the southern extent and thickest accumulation of fault-bounded Middle and Upper Eocene (48-37 Ma) Endako...
Eleven remnant basaltic and diabasic volcanic centres, lava flow(s?), and a dyke related to Miocene(?) Chilcotin Group magmatism occur in the northern Nechako...
Fault-bounded panels containing widespread Mesozoic sedimentary and volcanic rocks, less common Eocene and Neogene felsic and mafic volcanic rocks, and...