Sample 1591
NavDat sample number 53153 · RHYOLITE
Sample
| Sample ID | 1591 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Donnelly-Nolan |
Location
| Latitude | 41.6118 |
|---|---|
| Longitude | -121.469 |
| 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 | 63.1 | WT% | XRF | |
| AL2O3 | 16.4 | WT% | XRF | |
| FEOT | 5.58 | WT% | XRF | |
| MGO | 2.06 | WT% | XRF | |
| CAO | 4.71 | WT% | XRF | |
| NA2O | 4.68 | WT% | XRF | |
| K2O | 2.15 | WT% | XRF | |
| TIO2 | 0.94 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| TOTAL | 99.29 | WT% | XRF | |
| LOI | 0.2 | WT% | XRF | |
| RB | 58 | PPM | XRF | |
| SR | 407 | PPM | XRF | |
| Y | 28 | PPM | XRF | |
| ZR | 199 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| BA | 567 | PPM | XRF | |
| NI | 1 | PPM | XRF | |
| CU | 53 | PPM | XRF | |
| ZN | 83 | PPM | XRF | |
| CR | 0 | PPM | XRF |