Sample BOC90
NavDat sample number 11213 · ANDESITE
Sample
| Sample ID | BOC90 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4794 |
|---|---|
| Longitude | -120.057 |
| Location | Coal Valley Formation Lavas |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 5.7 | 5.13 | 6.27 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.52 | WT% | XRF | |
| TIO2 | 0.905 | WT% | XRF | |
| AL2O3 | 17.75 | WT% | XRF | |
| FEO | 7.67 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| MGO | 3.73 | WT% | XRF | |
| CAO | 8.17 | WT% | XRF | |
| NA2O | 3.65 | WT% | XRF | |
| K2O | 1.4 | WT% | XRF | |
| P2O5 | 0.32 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 166 | PPM | XRF | |
| CR | 123 | PPM | XRF | |
| NI | 57 | PPM | XRF | |
| RB | 31 | PPM | XRF | |
| SR | 985 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 100 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| BA | 850 | PPM | XRF | |
| LA | 17 | PPM | XRF | |
| CE | 39 | PPM | XRF |