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SAMPLE INFO : 18CW105-5
Sample ID:18CW105-5
Station ID:18CW105
Latitude:53.93158
Longitude:-168.03837
Datum:NAD83
Date Sampled:2018-08-16
Sample Type 1:Lava
Sample Type 2:Dome
Text Description:
Medium gray scoria ; Tallus below the 2016-2017 extrusive dome; Scoria (20% vesicularity) with medium gray mostly crystalline groundmass and <1% hornblende to 1 mm, 5% plagioclase to 2 mm, <1% pyroxene to 1 mm. Vesicles coated in secondary mineral.

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

SAMPLE LOCATION

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Page modified: August 1, 2017 15:29
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