Sample BOC77
NavDat sample number 11211 · ANDESITE
Sample
| Sample ID | BOC77 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4848 |
|---|---|
| Longitude | -120.055 |
| 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 | 56.5 | WT% | XRF | |
| TIO2 | 1.01 | WT% | XRF | |
| AL2O3 | 18.71 | WT% | XRF | |
| FEO | 7.89 | WT% | XRF | |
| MNO | 0.141 | WT% | XRF | |
| MGO | 3.96 | WT% | XRF | |
| CAO | 7.35 | WT% | XRF | |
| NA2O | 2.56 | WT% | XRF | |
| K2O | 1.35 | WT% | XRF | |
| P2O5 | 0.28 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| V | 148 | PPM | XRF | |
| CR | 123 | PPM | XRF | |
| NI | 57 | PPM | XRF | |
| RB | 31 | PPM | XRF | |
| SR | 835 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 118 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| BA | 1160 | PPM | XRF | |
| LA | 14 | PPM | XRF | |
| CE | 44 | PPM | XRF |