Sample: 18CW100-12
Sample ID: | 18CW100-12 [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 |
Final unit: | |
Text Description: | Medium gray dome ; Volcanic bomb on surface of 2017-2018 tuff ring; Dense non-vesicular block with medium gray crystalline groundmass and 2% hornblende to 3 mm, 7% plagioclase to 1-2 mm. Medium gray plagioclase/amph inclusion to 1.5 cm and a 2x3 cm coarse |
Sample Location: |