Sample BOC84
NavDat sample number 11219 · ANDESITE
Sample
| Sample ID | BOC84 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.486 |
|---|---|
| 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 | 55.31 | WT% | XRF | |
| TIO2 | 0.825 | WT% | XRF | |
| AL2O3 | 17.21 | WT% | XRF | |
| FEO | 8.03 | WT% | XRF | |
| MNO | 0.124 | WT% | XRF | |
| MGO | 5.37 | WT% | XRF | |
| CAO | 8.63 | WT% | XRF | |
| NA2O | 2.75 | WT% | XRF | |
| K2O | 1.19 | WT% | XRF | |
| P2O5 | 0.24 | WT% | XRF | |
| TOTAL | 99.69 | WT% | XRF | |
| V | 191 | PPM | XRF | |
| CR | 308 | PPM | XRF | |
| NI | 129 | PPM | XRF | |
| RB | 30 | PPM | XRF | |
| SR | 673 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| ZR | 91 | PPM | XRF | |
| NB | 3 | PPM | XRF | |
| BA | 843 | PPM | XRF | |
| LA | 16 | PPM | XRF | |
| CE | 26 | PPM | XRF |