Sample USGSD-MWC-79-74
NavDat sample number 6170 · TUFF
Sample
| Sample ID | USGSD-MWC-79-74 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Nonwelded ash-flow tuff with sanidine and minor biotite, hornblende, sphene phenocrysts |
Location
| Latitude | 34.1917 |
|---|---|
| Longitude | -114.275 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 18.6 | 18.2 | 19 |
Analyses
No chemical analyses are stored for this sample.