Sample 1349
NavDat sample number 53071 · ANDESITE
Sample
| Sample ID | 1349 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.645 |
|---|---|
| Longitude | -121.532 |
| 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 | 58.4 | WT% | XRF | |
| AL2O3 | 17.4 | WT% | XRF | |
| FEOT | 6.42 | WT% | XRF | |
| MGO | 4.03 | WT% | XRF | |
| CAO | 7.04 | WT% | XRF | |
| NA2O | 3.63 | WT% | XRF | |
| K2O | 1.77 | WT% | XRF | |
| TIO2 | 0.89 | WT% | XRF | |
| P2O5 | 0.26 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| TOTAL | 99.33 | WT% | XRF | |
| LOI | 0.66 | WT% | XRF | |
| NA2O | 3.82 | WT% | FPHOT | |
| K2O | 1.79 | WT% | FPHOT | |
| RB | 48 | PPM | XRF | |
| SR | 476 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| ZR | 174 | PPM | XRF | |
| NB | 8 | PPM | XRF | |
| BA | 577 | PPM | XRF | |
| NI | 57 | PPM | XRF | |
| CU | 50 | PPM | XRF | |
| ZN | 53 | PPM | XRF | |
| CR | 58 | PPM | XRF |