Sample BOC88
NavDat sample number 11217 · ANDESITE
Sample
| Sample ID | BOC88 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4789 |
|---|---|
| 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 | 56.12 | WT% | XRF | |
| TIO2 | 0.917 | WT% | XRF | |
| AL2O3 | 18.09 | WT% | XRF | |
| FEO | 7.17 | WT% | XRF | |
| MNO | 0.132 | WT% | XRF | |
| MGO | 3.81 | WT% | XRF | |
| CAO | 8.13 | WT% | XRF | |
| NA2O | 3.74 | WT% | XRF | |
| K2O | 1.29 | WT% | XRF | |
| P2O5 | 0.26 | WT% | XRF | |
| TOTAL | 99.66 | WT% | XRF | |
| V | 252 | PPM | XRF | |
| CR | 126 | PPM | XRF | |
| NI | 50 | PPM | XRF | |
| RB | 30 | PPM | XRF | |
| SR | 1020 | PPM | XRF | |
| ZR | 107 | PPM | XRF | |
| NB | 3 | PPM | XRF | |
| BA | 845 | PPM | XRF | |
| LA | 18 | PPM | XRF | |
| CE | 37 | PPM | XRF |