Sample DF-2697
NavDat sample number 64426 · RHYOLITE
Sample
| Sample ID | DF-2697 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | biotite rhyolite-B porphyry dike; same as sample MC-78-L-68-5 of M. Coolbaugh |
Location
| Latitude | 39.6714 |
|---|---|
| Longitude | -105.777 |
| Location | Montezuma-Silver Plume dike swarm; Ganley Mtn; Clear Creek County |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 42.8 | 38.6 | 47 |
Analyses
No chemical analyses are stored for this sample.