Sample TR83
NavDat sample number 11289 · ANDESITE
Sample
| Sample ID | TR83 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.3093 |
|---|---|
| Longitude | -120.175 |
| 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 | 53.82 | WT% | XRF | |
| TIO2 | 1.66 | WT% | XRF | |
| AL2O3 | 17.18 | WT% | XRF | |
| FEO | 7.37 | WT% | XRF | |
| MNO | 0.121 | WT% | XRF | |
| MGO | 4.28 | WT% | XRF | |
| CAO | 7.78 | WT% | XRF | |
| NA2O | 3.4 | WT% | XRF | |
| K2O | 2.96 | WT% | XRF | |
| P2O5 | 0.84 | WT% | XRF | |
| TOTAL | 99.84 | WT% | XRF | |
| V | 143 | PPM | XRF | |
| CR | 183 | PPM | XRF | |
| NI | 87 | PPM | XRF | |
| RB | 61 | PPM | XRF | |
| SR | 1700 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| ZR | 320 | PPM | XRF | |
| NB | 32 | PPM | XRF | |
| BA | 1500 | PPM | XRF | |
| LA | 55 | PPM | XRF | |
| CE | 134 | PPM | XRF |