Sample 2059
NavDat sample number 53358 · ANDESITE
Sample
| Sample ID | 2059 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.668 |
|---|---|
| Longitude | -121.753 |
| State / province | California |
| Volcanic field | Medicine Lake |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 1.81 | 0.583 | 3.04 |
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57.3 | WT% | XRF | |
| AL2O3 | 18.4 | WT% | XRF | |
| FEOT | 6.5 | WT% | XRF | |
| MGO | 4.53 | WT% | XRF | |
| CAO | 7.34 | WT% | XRF | |
| NA2O | 3.77 | WT% | XRF | |
| K2O | 0.9 | WT% | XRF | |
| TIO2 | 0.82 | WT% | XRF | |
| P2O5 | 0.25 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| TOTAL | 99.26 | WT% | XRF | |
| LOI | 0.4 | WT% | XRF | |
| RB | 20 | PPM | XRF | |
| SR | 744 | PPM | XRF | |
| Y | 14 | PPM | XRF | |
| ZR | 97 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| BA | 309 | PPM | XRF | |
| NI | 50 | PPM | XRF | |
| CU | 34 | PPM | XRF | |
| ZN | 70 | PPM | XRF |