Posted by: magmatist | October 14, 2012

The Deadhorse Volcano- an eroded vent on Chowder Ridge

Jim Hestad and Kurt Parker at the contact between vent-filling breccia and the wall of the Deadhorse Volcano crater.
Photo courtesy of Keith Kemplin.

The “Deadhorse volcano” is a Pleistocene crater exposed in cross section at the south end of Skyline Divide, where it butts agains Chowder Ridge. A field trip guide has just been posted over on the Northwest Geology Field Trips blog. This is a most unusual geologic attraction in the Mount Baker volcanic field, and worth the hike. Of course, you may have to wait until next year…

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