Sample 805
NavDat sample number 66202 · RHYOLITE
Sample
| Sample ID | 805 |
|---|---|
| Alternate ID | 01-BO-1 |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Tuff |
Location
| Latitude | 43.653 |
|---|---|
| Longitude | -117.094 |
| State / province | Oregon |
| Formation | Chalk Hills Formation |
| Elevation | 774 |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 14.55 | 5.3 | 23.8 | Miocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.95 | WT% | XRF | |
| AL2O3 | 12.36 | WT% | XRF | |
| TIO2 | 0.214 | WT% | XRF | |
| FEOT | 1.31 | WT% | XRF | |
| MNO | 0.038 | WT% | XRF | |
| CAO | 0.55 | WT% | XRF | |
| MGO | 0.05 | WT% | XRF | |
| K2O | 6.02 | WT% | XRF | |
| NA2O | 2.49 | WT% | XRF | |
| P2O5 | 0.014 | WT% | XRF | |
| TOTAL | 97.53 | WT% | XRF | |
| NI | 7 | PPM | XRF | |
| V | 10 | PPM | XRF | |
| BA | 907 | PPM | XRF | |
| RB | 185 | PPM | XRF | |
| SR | 27 | PPM | XRF | |
| ZR | 212 | PPM | XRF | |
| Y | 59 | PPM | XRF | |
| NB | 44.6 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| ZN | 49 | PPM | XRF | |
| PB | 24 | PPM | XRF | |
| LA | 71 | PPM | XRF | |
| CE | 126 | PPM | XRF | |
| TH | 24 | PPM | XRF |