How were the Menan Buttes formed?

Question answered by Dan Moore, Ph.D., Professor of Geology, BYU- Idaho The Menan Buttes are tuff cones, a type of volcano that forms when hot, basaltic magma interacts with water near Earth’s surface. Basaltic magma, produced in Earth’s mantle, travels towards the surface through magma-filled cracks called dikes. As the magma in a dike nears the surface,…