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SAMPLE INFO : 18CW100-16
Sample ID:18CW100-16
Station ID:18CW100
Date Sampled:2018-08-15
Sample Type 1:Tephra Fall
Sample Type 2:Bomb
Text Description:
Scoria with inclusions ; Volcanic bomb from the 2017-2018 tuff ring; Scoria (15-50+% vesicularity) with dark gray-black mostly crystalline groundmass and 1% hornblende to 2 mm, 3% plagioclase to 2 mm. Fine-grained rounded plagioclase/hornblende inclusion

Petrology of the 2016-2017 eruption of Bogoslof Island, Alaska


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Page modified: August 1, 2017 15:29
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