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Sample ID:FC-131a
Station ID:FC-131
Date Sampled:2000-07-20
Sample Type 1:Lava
Text Description:
Fisher Tuff on top (cinders over columnar jointed over welded/platy over breccia over lava series). Much of lava series dies out just 150 m N of here. Broken flow is only~1m thick there and caught in breccia above. "pillow" flow is NOT pillow stuff, but similar to the broken flow above (large phenos). Lava sequence from bottom: laminated, pillow, massive, broken. SEE FIELD NOTED FOR SKETCH Platy lava directly below columnar jointed PF

Volcanism on Unimak Island, Alaska, USA: a special focus on Shishaldin and Fisher volcanoes


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