Type Geological formation | Country Canada | |
Primary Calc-alkaline volcanic rocks | ||
The Masset Formation is a volcanic formation on Graham Island of the Haida Gwaii Islands in British Columbia, Canada. It consists of calc-alkaline volcanic rocks related to subduction of the pre-existing Farallon Plate. The Masset Formation is part of the Pemberton Volcanic Belt.
References
Masset Formation Wikipedia(Text) CC BY-SA