Sample 87-197
NavDat sample number 55945 · DACITE
Sample
| Sample ID | 87-197 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 46.4193 |
|---|---|
| Longitude | -121.964 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 21 | 19 | 23 |