Sample 597
NavDat sample number 66137 · RHYOLITE
Sample
| Sample ID | 597 |
|---|---|
| Alternate ID | 97-LG-55 |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Rhyolite |
Location
| Latitude | 45.102 |
|---|---|
| Longitude | -118.507 |
| State / province | Oregon |
| Formation | Tower Mountain Volcanic Field |
| Elevation | 1426 |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 28.75 | 23.8 | 33.7 | Oligocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 78.27 | WT% | XRF | |
| AL2O3 | 13.22 | WT% | XRF | |
| TIO2 | 0.11 | WT% | XRF | |
| FEOT | 0.74 | WT% | XRF | |
| MNO | 0 | WT% | XRF | |
| CAO | 0.67 | WT% | XRF | |
| MGO | 0.27 | WT% | XRF | |
| K2O | 3.85 | WT% | XRF | |
| NA2O | 2.85 | WT% | XRF | |
| P2O5 | 0.022 | WT% | XRF | |
| TOTAL | 98.79 | WT% | XRF | |
| NI | 12 | PPM | XRF | |
| V | 4 | PPM | XRF | |
| BA | 817 | PPM | XRF | |
| RB | 84 | PPM | XRF | |
| SR | 85 | PPM | XRF | |
| ZR | 111 | PPM | XRF | |
| Y | 13 | PPM | XRF | |
| NB | 13 | PPM | XRF | |
| GA | 15 | PPM | XRF | |
| CU | 1 | PPM | XRF | |
| ZN | 9 | PPM | XRF | |
| PB | 11 | PPM | XRF | |
| LA | 16 | PPM | XRF | |
| CE | 42 | PPM | XRF | |
| TH | 7 | PPM | XRF |