Sample 1535
NavDat sample number 53131 · ANDESITE
Sample
| Sample ID | 1535 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.658 |
|---|---|
| Longitude | -121.499 |
| 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 | 62 | WT% | XRF | |
| AL2O3 | 16.6 | WT% | XRF | |
| FEOT | 5.8 | WT% | XRF | |
| MGO | 2.39 | WT% | XRF | |
| CAO | 5.18 | WT% | XRF | |
| NA2O | 4.56 | WT% | XRF | |
| K2O | 2.16 | WT% | XRF | |
| TIO2 | 0.95 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| TOTAL | 99.23 | WT% | XRF | |
| LOI | 0.3 | WT% | XRF | |
| RB | 52 | PPM | XRF | |
| SR | 430 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| ZR | 198 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| BA | 567 | PPM | XRF | |
| NI | 4 | PPM | XRF | |
| CU | 53 | PPM | XRF | |
| ZN | 72 | PPM | XRF | |
| CR | 0 | PPM | XRF |