Sample 2055
NavDat sample number 53279 · ANDESITE
Sample
| Sample ID | 2055 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.6032 |
|---|---|
| Longitude | -121.717 |
| 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 | 16.7 | WT% | XRF | |
| FEOT | 7.39 | WT% | XRF | |
| MGO | 3.37 | WT% | XRF | |
| CAO | 6.11 | WT% | XRF | |
| NA2O | 4.56 | WT% | XRF | |
| K2O | 1.7 | WT% | XRF | |
| TIO2 | 1.25 | WT% | XRF | |
| P2O5 | 0.37 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| TOTAL | 98.76 | WT% | XRF | |
| LOI | 0.71 | WT% | XRF | |
| RB | 42 | PPM | XRF | |
| SR | 332 | PPM | XRF | |
| Y | 32 | PPM | XRF | |
| ZR | 207 | PPM | XRF | |
| NB | 12 | PPM | XRF | |
| BA | 443 | PPM | XRF | |
| NI | 18 | PPM | XRF | |
| CU | 42 | PPM | XRF | |
| ZN | 84 | PPM | XRF |