Sample 496
NavDat sample number 130122 · DACITE
Sample
| Sample ID | 496 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Bacon and Lanphere |
| Comment | Sentinel Rock, caldera wall 600m S of Sentinel Rock |
Location
| Latitude | 42.9185 |
|---|---|
| Longitude | -122.061 |
| State / province | Oregon |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.306 | 0.301 | 0.311 |