Sample LF01-032
NavDat sample number 90225 · DACITE
Sample
| Sample ID | LF01-032 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Feeley and others |
| Comment | 22 May 1915, pyroclastic flow light pumice |
Location
| Latitude | 40.5133 |
|---|---|
| Longitude | -121.469 |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.31 | 0.279 | 0.341 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 63.9 | WT% | XRF |