Sample 1447
NavDat sample number 53098 · ANDESITE
Sample
| Sample ID | 1447 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.67 |
|---|---|
| Longitude | -121.528 |
| 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 | 56.1 | WT% | XRF | |
| AL2O3 | 17.7 | WT% | XRF | |
| FEOT | 7.35 | WT% | XRF | |
| MGO | 4.42 | WT% | XRF | |
| CAO | 7.77 | WT% | XRF | |
| NA2O | 3.71 | WT% | XRF | |
| K2O | 1.45 | WT% | XRF | |
| TIO2 | 1.05 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| TOTAL | 99.69 | WT% | XRF | |
| LOI | 0.54 | WT% | XRF | |
| RB | 43 | PPM | XRF | |
| SR | 532 | PPM | XRF | |
| Y | 35 | PPM | XRF | |
| ZR | 179 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| BA | 542 | PPM | XRF | |
| NI | 68 | PPM | XRF | |
| CU | 59 | PPM | XRF | |
| ZN | 59 | PPM | XRF | |
| CR | 57 | PPM | XRF |