Sample 2057
NavDat sample number 53281 · ANDESITE
Sample
| Sample ID | 2057 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.5498 |
|---|---|
| Longitude | -121.778 |
| 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 | 59.1 | WT% | XRF | |
| AL2O3 | 18.8 | WT% | XRF | |
| FEOT | 6.64 | WT% | XRF | |
| MGO | 2.36 | WT% | XRF | |
| CAO | 5.55 | WT% | XRF | |
| NA2O | 4.44 | WT% | XRF | |
| K2O | 1.71 | WT% | XRF | |
| TIO2 | 0.99 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| MNO | 0.14 | WT% | XRF | |
| TOTAL | 98.35 | WT% | XRF | |
| LOI | 1.09 | WT% | XRF | |
| RB | 34 | PPM | XRF | |
| SR | 494 | PPM | XRF | |
| Y | 25 | PPM | XRF | |
| ZR | 155 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| BA | 523 | PPM | XRF | |
| NI | 1 | PPM | XRF | |
| CU | 14 | PPM | XRF | |
| ZN | 85 | PPM | XRF |