Sample 2145
NavDat sample number 53306 · ANDESITE
Sample
| Sample ID | 2145 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.562 |
|---|---|
| Longitude | -121.56 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.29 | 0.029 | 0.549 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.5 | WT% | XRF | |
| AL2O3 | 16.8 | WT% | XRF | |
| FEOT | 7.7 | WT% | XRF | |
| MGO | 2.87 | WT% | XRF | |
| CAO | 5.97 | WT% | XRF | |
| NA2O | 4.83 | WT% | XRF | |
| K2O | 1.37 | WT% | XRF | |
| TIO2 | 1.43 | WT% | XRF | |
| P2O5 | 0.37 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 100.05 | WT% | XRF | |
| LOI | 0.06 | WT% | XRF | |
| RB | 25 | PPM | XRF | |
| SR | 507 | PPM | XRF | |
| Y | 34 | PPM | XRF | |
| ZR | 177 | PPM | XRF | |
| NB | 8 | PPM | XRF | |
| BA | 604 | PPM | XRF | |
| NI | 9 | PPM | XRF | |
| CU | 43 | PPM | XRF | |
| ZN | 91 | PPM | XRF | |
| CR | -3 | PPM | XRF |