Sample: UA1056
| Sample ID: | UA1056 [1] [2] |
| Station ID: | UA1056 |
| AT Num: | |
| Volcano: | |
| Possible source: | Emmons Lake Volcanic Center |
| Eruption: | Emmons Lake Volcanic Center C2 |
| Collector: | Westgate, J. A. |
| Date sampled: | |
| Sample type 1: | Tephra Fall |
| Color: | |
| Final unit: | |
| Text Description: | 25-cm-thick-tephra; consists of thin, bubble-wall shards. Orthopyroxene, plagioclase, magnetite, and ilmenite are relatively abundant in the small crystal component, which also contains minor amounts of clinopyroxene, apatite, and zircon. Deformed, normally graded vitric beds; sharply defined basal contact with underlying loess. Lowermost 20 cm of tephra is very pure, the uppermost 5 cm consists of reworked tephra and loess. |
| Sample Location: |