Sample s_309
NavDat sample number 34141 · DACITE
Sample
| Sample ID | s_309 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | PUMICE |
Location
| Latitude | 42.2333 |
|---|---|
| Longitude | -122.69 |
| Location | CASCADES / HIGH CASCADES / NORTHWESTERN CASCADES / MOUNT MAZAMA / PACIFIC OCEAN |
| State / province | OREGON |
| Location comment | IGNIMBRITE IN SW CALDERA WALL |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.9 | 0 | 1.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| D18O | 6.7 | PERMILL | MS |