PF outcrop >8 m thick. No base found. Top makes bench ~75-100 feet above sea level. At least 3 m is exposed as cliff at top. Bulk sample of PF (2 blocks taken)
Volcanism on Unimak Island, Alaska, USA: a special focus on Shishaldin and Fisher volcanoes
This website is supported by the U.S. Geological Survey under Cooperative Agreement Grant G22AC00137
Mention of trade names or commercial products does not constitute their endorsement by the U.S. Geological Survey.