Sample S78-D5-E199A
NavDat sample number 14598 · TUFF
Sample
| Sample ID | S78-D5-E199A |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Vitrophyric welded tuff |
Location
| Latitude | 46.2565 |
|---|---|
| Longitude | -122.062 |
| Location | Mt. St. Helens |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 24 | 23.4 | 24.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| K2O | 0.208 | WT% | AAS |