Sample 45
NavDat sample number 65835 · RHYOLITE
Sample
| Sample ID | 45 |
|---|---|
| Alternate ID | 01-LG-01B |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Tuff |
Location
| Latitude | 45.7349 |
|---|---|
| Longitude | -117.866 |
| State / province | Oregon |
| Formation | no data |
| Elevation | 683 |
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 | 75.38 | WT% | XRF | |
| AL2O3 | 13.01 | WT% | XRF | |
| TIO2 | 0.203 | WT% | XRF | |
| FEOT | 2.56 | WT% | XRF | |
| MNO | 0.065 | WT% | XRF | |
| CAO | 0.95 | WT% | XRF | |
| MGO | 0 | WT% | XRF | |
| K2O | 5.5 | WT% | XRF | |
| NA2O | 2.32 | WT% | XRF | |
| P2O5 | 0.011 | WT% | XRF | |
| TOTAL | 97.03 | WT% | XRF | |
| NI | 4 | PPM | XRF | |
| SC | 3 | PPM | XRF | |
| BA | 1632 | PPM | XRF | |
| RB | 98 | PPM | XRF | |
| SR | 78 | PPM | XRF | |
| ZR | 404 | PPM | XRF | |
| Y | 73 | PPM | XRF | |
| NB | 22.7 | PPM | XRF | |
| GA | 22 | PPM | XRF | |
| ZN | 132 | PPM | XRF | |
| PB | 13 | PPM | XRF | |
| LA | 38 | PPM | XRF | |
| CE | 79 | PPM | XRF | |
| TH | 3 | PPM | XRF |