Sample: 18CW100-21
| Sample ID: | 18CW100-21 [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: | Dark gray scoria ; Volcanic bomb on surface of 2017-2018 tuff ring; Scoria (10% vesicularity) with dark gray mostly crystalline groundmass and 5% hornblende to 3 mm (one to 1 cm), 3% plagioclase to 2 mm, <1% pyroxene to 1 mm. |
| Sample Location: |