Sample PR-C
NavDat sample number 33785 · RHYOLITE
Sample
| Sample ID | PR-C |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | slightly phyric with crude flow banding; vesicular, spherulitic, and crude lithophysal textures present |
Location
| Latitude | 43.8349 |
|---|---|
| Longitude | -116.322 |
| State / province | Idaho |
| Volcanic field | Willow Creek Rhyolite |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 11.3 | 11 | 11.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75.6 | WT% | XRF | |
| AL2O3 | 12.8 | WT% | XRF | |
| FEOT | 1.15 | WT% | XRF | |
| MNO | 0.022 | WT% | XRF | |
| MGO | 0.08 | WT% | XRF | |
| CAO | 1.14 | WT% | XRF | |
| K2O | 5.17 | WT% | XRF | |
| NA2O | 3.93 | WT% | XRF | |
| TIO2 | 0.12 | WT% | XRF | |
| P2O5 | 0.022 | WT% | XRF | |
| TOTAL | 100.03 | WT% | XRF | |
| NI | 9 | PPM | XRF | |
| CR | 1 | PPM | XRF | |
| SC | 0 | PPM | XRF | |
| V | 0 | PPM | XRF | |
| BA | 348 | PPM | XRF | |
| RB | 141 | PPM | XRF | |
| SR | 33 | PPM | XRF | |
| ZR | 197 | PPM | XRF | |
| Y | 40 | PPM | XRF | |
| NB | 44 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| CU | 3 | PPM | XRF | |
| ZN | 42 | PPM | XRF | |
| PB | 29 | PPM | XRF | |
| TH | 15 | PPM | XRF | |
| LA | 83 | PPM | XRF | |
| CE | 142 | PPM | XRF |