Sample TR65A
NavDat sample number 11299 · ANDESITE
Sample
| Sample ID | TR65A |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.2802 |
|---|---|
| Longitude | -120.169 |
| 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 | 54.37 | WT% | XRF | |
| TIO2 | 1.55 | WT% | XRF | |
| AL2O3 | 16.99 | WT% | XRF | |
| FEO | 7.16 | WT% | XRF | |
| MNO | 0.123 | WT% | XRF | |
| MGO | 4.17 | WT% | XRF | |
| CAO | 7.59 | WT% | XRF | |
| NA2O | 4.05 | WT% | XRF | |
| K2O | 2.74 | WT% | XRF | |
| P2O5 | 0.71 | WT% | XRF | |
| TOTAL | 99.86 | WT% | XRF | |
| V | 195 | PPM | XRF | |
| CR | 187 | PPM | XRF | |
| NI | 94 | PPM | XRF | |
| RB | 62 | PPM | XRF | |
| SR | 1520 | PPM | XRF | |
| Y | 30 | PPM | XRF | |
| ZR | 291 | PPM | XRF | |
| NB | 33 | PPM | XRF | |
| BA | 1450 | PPM | XRF | |
| LA | 46 | PPM | XRF | |
| CE | 112 | PPM | XRF |