Sample DF-2698
NavDat sample number 64431 · RHYOLITE
Sample
| Sample ID | DF-2698 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | biotite rhyolite-B porphyry cupola; drill core; sample AB-78-G-2 of A Bookstrom |
Location
| Latitude | 39.5711 |
|---|---|
| Longitude | -105.824 |
| Location | Geneva Creek cirque, Clear Creek County |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 39.4 | 35.8 | 43 |
Analyses
No chemical analyses are stored for this sample.