Sample DS87-131B
NavDat sample number 45831 · RHYOLITE
Sample
| Sample ID | DS87-131B |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 38.029 |
|---|---|
| Longitude | -106.988 |
| Location | W of Spring Cr |
| State / province | COLORADO |
| Formation | Nelson Mountain Caldera cycle, Nelson Mountain Tuff, Equity phase, intracaldera |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26.75 | 26 | 27.5 |