Polaroids taken. Lowest flow is lava (old, xtal rich, mafic phases). Below is talus pile of cinders similar to base of section at site 80 Old, hard lava flow, xtal rich with mafic phases. Some xtal faces on fresh surfaces are equant.
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.