Sample 14-Mar
NavDat sample number 11284 · ANDESITE
Sample
| Sample ID | 14-Mar |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 39.314 |
|---|---|
| Longitude | -120.048 |
| Location | Hunter Lake 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 | 61.56 | WT% | XRF | |
| TIO2 | 1.09 | WT% | XRF | |
| AL2O3 | 16.5 | WT% | XRF | |
| FEO | 5.57 | WT% | XRF | |
| MNO | 0.101 | WT% | XRF | |
| MGO | 2.57 | WT% | XRF | |
| CAO | 6.26 | WT% | XRF | |
| NA2O | 3.04 | WT% | XRF | |
| K2O | 2.6 | WT% | XRF | |
| P2O5 | 0.44 | WT% | XRF | |
| TOTAL | 100.01 | WT% | XRF | |
| V | 166 | PPM | XRF | |
| CR | 80 | PPM | XRF | |
| NI | 42 | PPM | XRF | |
| RB | 65 | PPM | XRF | |
| SR | 727 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 258 | PPM | XRF | |
| NB | 17 | PPM | XRF | |
| BA | 1290 | PPM | XRF | |
| LA | 30 | PPM | XRF | |
| CE | 78 | PPM | XRF |