Sample 566
NavDat sample number 66126 · RHYOLITE
Sample
| Sample ID | 566 |
|---|---|
| Alternate ID | 97-LG-80 |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Rhyolite |
Location
| Latitude | 45.1338 |
|---|---|
| Longitude | -118.707 |
| State / province | Oregon |
| Formation | Tower Mountain Volcanic Field |
| Elevation | 1384 |
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 | 77.44 | WT% | XRF | |
| AL2O3 | 12.57 | WT% | XRF | |
| TIO2 | 0.098 | WT% | XRF | |
| FEOT | 1.1 | WT% | XRF | |
| MNO | 0.012 | WT% | XRF | |
| CAO | 0.33 | WT% | XRF | |
| MGO | 0.21 | WT% | XRF | |
| K2O | 4.68 | WT% | XRF | |
| NA2O | 3.54 | WT% | XRF | |
| P2O5 | 0.021 | WT% | XRF | |
| TOTAL | 100.58 | WT% | XRF | |
| NI | 12 | PPM | XRF | |
| BA | 194 | PPM | XRF | |
| RB | 117 | PPM | XRF | |
| SR | 22 | PPM | XRF | |
| ZR | 127 | PPM | XRF | |
| Y | 41 | PPM | XRF | |
| NB | 31.5 | PPM | XRF | |
| GA | 21 | PPM | XRF | |
| CU | 4 | PPM | XRF | |
| ZN | 48 | PPM | XRF | |
| PB | 12 | PPM | XRF | |
| LA | 30 | PPM | XRF | |
| CE | 85 | PPM | XRF | |
| TH | 11 | PPM | XRF |