Sample BOC87
NavDat sample number 11215 · ANDESITE
Sample
| Sample ID | BOC87 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4804 |
|---|---|
| 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 | 56.18 | WT% | XRF | |
| TIO2 | 0.912 | WT% | XRF | |
| AL2O3 | 17.55 | WT% | XRF | |
| FEO | 7.05 | WT% | XRF | |
| MNO | 0.118 | WT% | XRF | |
| MGO | 4.01 | WT% | XRF | |
| CAO | 8.05 | WT% | XRF | |
| NA2O | 4.25 | WT% | XRF | |
| K2O | 1.29 | WT% | XRF | |
| P2O5 | 0.28 | WT% | XRF | |
| TOTAL | 99.68 | WT% | XRF | |
| V | 264 | PPM | XRF | |
| CR | 112 | PPM | XRF | |
| NI | 52 | PPM | XRF | |
| RB | 27 | PPM | XRF | |
| SR | 980 | PPM | XRF | |
| Y | 20 | PPM | XRF | |
| ZR | 101 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| BA | 781 | PPM | XRF | |
| LA | 15 | PPM | XRF | |
| CE | 22 | PPM | XRF |