Global Volcanism Program | Image GVP-03020
Forked Butte, viewed here from the SW, is a Holocene scoria cone south of Mount Jefferson that produced an 8-km-long lava flow down Cabot Creek about 6,500 years ago. Forked Butte is one of three cones south of Jefferson that have produced Holocene lava flows.
Photo by Willie Scott, 1973 (U.S. Geological Survey).
Keywords: scoria cone