Each time I was at the top of hill I would hope that I wouldn’t come spinning down like a hockey puck across the ice. Among this list of hopes (as hope and over-imagined confidence is all one has in the wild) was that my truck’s tires would find some good ruts and stay in ...
which rests on a sequence of layered ultramafic rocks. The rocks were formed by the gravitative accumulation of mafic minerals from the original MORB magma that filled a large chamber below the ridge axis. Below this layered sequence is mantle rock that is highly deformed and depleted (of ele...