Sample TR30
NavDat sample number 11290 · ANDESITE
Sample
| Sample ID | TR30 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.2918 |
|---|---|
| Longitude | -120.148 |
| 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 | 53.81 | WT% | XRF | |
| TIO2 | 1.64 | WT% | XRF | |
| AL2O3 | 17.07 | WT% | XRF | |
| FEO | 7.3 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 4.78 | WT% | XRF | |
| CAO | 8.21 | WT% | XRF | |
| NA2O | 2.94 | WT% | XRF | |
| K2O | 2.75 | WT% | XRF | |
| P2O5 | 0.76 | WT% | XRF | |
| TOTAL | 99.84 | WT% | XRF | |
| V | 217 | PPM | XRF | |
| CR | 202 | PPM | XRF | |
| NI | 104 | PPM | XRF | |
| RB | 61 | PPM | XRF | |
| SR | 1620 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| ZR | 254 | PPM | XRF | |
| NB | 33 | PPM | XRF | |
| BA | 1310 | PPM | XRF | |
| LA | 35 | PPM | XRF | |
| CE | 106 | PPM | XRF |