Sample 1561
NavDat sample number 53139 · ANDESITE
Sample
| Sample ID | 1561 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.5217 |
|---|---|
| Longitude | -121.635 |
| 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 | 57.5 | WT% | XRF | |
| AL2O3 | 16.4 | WT% | XRF | |
| FEOT | 8.42 | WT% | XRF | |
| MGO | 3.1 | WT% | XRF | |
| CAO | 6.6 | WT% | XRF | |
| NA2O | 4.55 | WT% | XRF | |
| K2O | 1.34 | WT% | XRF | |
| TIO2 | 1.58 | WT% | XRF | |
| P2O5 | 0.37 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 99.72 | WT% | XRF | |
| LOI | 0.21 | WT% | XRF | |
| RB | 27 | PPM | XRF | |
| SR | 508 | PPM | XRF | |
| Y | 30 | PPM | XRF | |
| ZR | 165 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| BA | 493 | PPM | XRF | |
| NI | 3 | PPM | XRF | |
| CU | 116 | PPM | XRF | |
| ZN | 99 | PPM | XRF | |
| CR | 0 | PPM | XRF |