Sample BOC177C
NavDat sample number 11306 · ANDESITE
Sample
| Sample ID | BOC177C |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.3665 |
|---|---|
| Longitude | -120.085 |
| Location | Bald Mountain Formation Lavas |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.62 | 0.5 | 0.73 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 54.59 | WT% | XRF | |
| TIO2 | 2.12 | WT% | XRF | |
| AL2O3 | 16.95 | WT% | XRF | |
| FEO | 8.19 | WT% | XRF | |
| MNO | 0.132 | WT% | XRF | |
| MGO | 4.27 | WT% | XRF | |
| CAO | 7.29 | WT% | XRF | |
| NA2O | 2.65 | WT% | XRF | |
| K2O | 2.72 | WT% | XRF | |
| P2O5 | 0.65 | WT% | XRF | |
| TOTAL | 99.88 | WT% | XRF | |
| V | 202 | PPM | XRF | |
| CR | 188 | PPM | XRF | |
| NI | 100 | PPM | XRF | |
| RB | 68 | PPM | XRF | |
| SR | 945 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| ZR | 293 | PPM | XRF | |
| NB | 37 | PPM | XRF | |
| BA | 1180 | PPM | XRF | |
| LA | 40 | PPM | XRF | |
| CE | 95 | PPM | XRF |