Sample BOC79
NavDat sample number 11218 · ANDESITE
Sample
| Sample ID | BOC79 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.4834 |
|---|---|
| Longitude | -120.054 |
| 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 | 55.74 | WT% | XRF | |
| TIO2 | 0.864 | WT% | XRF | |
| AL2O3 | 17.71 | WT% | XRF | |
| FEO | 7.27 | WT% | XRF | |
| MNO | 0.136 | WT% | XRF | |
| MGO | 3.7 | WT% | XRF | |
| CAO | 8.3 | WT% | XRF | |
| NA2O | 4.18 | WT% | XRF | |
| K2O | 1.34 | WT% | XRF | |
| P2O5 | 0.35 | WT% | XRF | |
| TOTAL | 99.61 | WT% | XRF | |
| V | 180 | PPM | XRF | |
| CR | 111 | PPM | XRF | |
| NI | 52 | PPM | XRF | |
| RB | 31 | PPM | XRF | |
| SR | 960 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 118 | PPM | XRF | |
| NB | 3 | PPM | XRF | |
| BA | 1150 | PPM | XRF | |
| LA | 21 | PPM | XRF | |
| CE | 47 | PPM | XRF |