Sample LF01-027
NavDat sample number 90213 · DACITE
Sample
| Sample ID | LF01-027 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Feeley and others |
| Comment | Dacite dome of 14-19 May 1915, phenocrysts |
Location
| Latitude | 40.4903 |
|---|---|
| Longitude | -121.507 |
| 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 | 62.78 | WT% | XRF |