Sample 20
NavDat sample number 6008 · TUFF
Sample
| Sample ID | 20 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | devitrified |
Location
| Latitude | 39.7747 |
|---|---|
| Longitude | -119.572 |
| Location | Tuff of Chimney Springs |
| State / province | Nevada |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 24.05 | 23 | 25.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| U | 2.5 | PPM | FLUOR |