Sample TR185
NavDat sample number 11259 · ANDESITE
Sample
| Sample ID | TR185 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.3541 |
|---|---|
| Longitude | -120.199 |
| Location | Boca Ridge Formation Lavas |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 2.8 | 2.52 | 3.08 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.99 | WT% | XRF | |
| TIO2 | 1.25 | WT% | XRF | |
| AL2O3 | 18.09 | WT% | XRF | |
| FEO | 6.06 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 2.61 | WT% | XRF | |
| CAO | 6.56 | WT% | XRF | |
| NA2O | 3.87 | WT% | XRF | |
| K2O | 2.48 | WT% | XRF | |
| P2O5 | 0.64 | WT% | XRF | |
| TOTAL | 99.99 | WT% | XRF | |
| V | 111 | PPM | XRF | |
| CR | 69 | PPM | XRF | |
| NI | 33 | PPM | XRF | |
| RB | 43 | PPM | XRF | |
| SR | 945 | PPM | XRF | |
| Y | 32 | PPM | XRF | |
| ZR | 267 | PPM | XRF | |
| NB | 26 | PPM | XRF | |
| BA | 1590 | PPM | XRF | |
| LA | 43 | PPM | XRF | |
| CE | 79 | PPM | XRF |