Sample: DT_75-212
| Sample ID: | DT_75-212 [1] |
| Station ID: | DT_75-212 |
| AT Num: | |
| Volcano: | |
| Possible source: | |
| Eruption: | |
| Collector: | Unknown, Unknown |
| Date sampled: | |
| Sample type 1: | Tephra Fall |
| Color: | |
| Final unit: | |
| Text Description: | Scattered grains in a coal matrix; finer grained than other samples. A majority of grains are altered and indeterminate; about 25% unzoned plagioclase and 15% pumice. Rare glass shards and biotite, X-ray diffractogram indicates some quartz. |
| Sample Location: |