Sample: FC-82a
| Sample ID: | FC-82a [1] |
| Station ID: | FC-82 |
| AT Num: | |
| Volcano: | Fisher |
| Possible source: | |
| Eruption: | |
| Collector: | Unknown, Unknown |
| Date sampled: | 2000-07-15 |
| Sample type 1: | Lava |
| Color: | |
| Final unit: | |
| Text Description: | Second, lower ignimbrite seen. Several surge layers, interbedded by welded flow layers. These may also be water-laid lava, as lava seems pillow-like. Angular pumice clasts in stratified (phreatomagmatic surge?) beds suggest minimal transport. Welded flow / lava beds are ~15-20 m thick, then alluvial bed containing reworked glass bits ~ 1m thick (suggesting large time gap between low flow and overlying cinders. 10 m of red agglomerate cinders overly that. There may be a cap rock (Fisher Tuff?) above the cinders in a distant outcrop Cinders above lower PF / lava. Red, aphyric |
| Sample Location: |