Sample S78-D5-M88A
NavDat sample number 14605 · ANDESITE
Sample
| Sample ID | S78-D5-M88A |
|---|---|
| Rock name | ANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Andesite dike |
Location
| Latitude | 46.2518 |
|---|---|
| Longitude | -122.049 |
| Location | Mt. St. Helens |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 9.3 | 9 | 9.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| K2O | 1.259 | WT% | AAS |