Sample: 18CW100-24
Sample ID: | 18CW100-24 [1] |
Station ID: | 18CW100 |
AT Num: | |
Volcano: | Bogoslof |
Possible source: | |
Eruption: | Bogoslof 2016/12 |
Collector: | Waythomas, C. F. |
Date sampled: | 2018-08-15 |
Sample type 1: | Tephra Fall |
Color: | medium-dark gray - brownish gray |
Final unit: | |
Text Description: | Dark gray scoria ; Volcanic bomb on surface of 2017-2018 tuff ring; Scoria (7% vesicularity) with brownish-gray mostly crystalline groundmass and 5% hornblende to 3 mm, 3% plagioclase to 3 mm, <1% pyroxene to 2 mm. Gabbroic inclusions to 1 cm including qu |
Sample Location: |