Mount Nansen (Yukon)

Mount Nansen is a deeply eroded Mid-Cretaceous stratovolcano located 53 km west of Carmacks and 10 km west of Victoria Mountain in the central Yukon, Canada. It consists of rhyolite, dacite, andesite flows, breccias and tuff. Mount Nansen was formed during subducting under North America during the Mid-Cretaceous.