Sample BOC97
NavDat sample number 11212 · ANDESITE
Sample
| Sample ID | BOC97 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4784 |
|---|---|
| Longitude | -120.048 |
| 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 | 55.88 | WT% | XRF | |
| TIO2 | 1.01 | WT% | XRF | |
| AL2O3 | 17.69 | WT% | XRF | |
| FEO | 7.46 | WT% | XRF | |
| MNO | 0.131 | WT% | XRF | |
| MGO | 4.12 | WT% | XRF | |
| CAO | 8.67 | WT% | XRF | |
| NA2O | 3.26 | WT% | XRF | |
| K2O | 1.23 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 263 | PPM | XRF | |
| CR | 156 | PPM | XRF | |
| NI | 74 | PPM | XRF | |
| RB | 28 | PPM | XRF | |
| SR | 995 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| ZR | 90 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| BA | 795 | PPM | XRF | |
| LA | 17 | PPM | XRF | |
| CE | 41 | PPM | XRF |