Sample AVG-1
NavDat sample number 67171 · TUFF
Sample
| Sample ID | AVG-1 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | welded low-silica rhyolite tuff |
Location
| Latitude | 39.0633 |
|---|---|
| Longitude | -106.321 |
| Location | Arkansas Valley graben |
| State / province | COLORADO |
| Formation | Grizzly Peak Tuff |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33.3 | 32.3 | 34.4 |