The cause of this significant age change is because the Anahim Volcanic Belt has its origins from the North American Plate moving over the hypothesized Anahim hotspot, a mantle plume that is likely responsible for volcanism throughout the Anahim Volcanic Belt.
The cause of this significant age change is because the Anahim Volcanic Belt has its origins from the North American Plate moving over the hypothesized Anahim hotspot. This is a mantle plume that is likely responsible for volcanism throughout the Anahim Volcanic Belt.