Sample 589
NavDat sample number 66135 · RHYOLITE
Sample
| Sample ID | 589 |
|---|---|
| Alternate ID | 97-LG-78 |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Welded tuff |
Location
| Latitude | 45.1086 |
|---|---|
| Longitude | -118.626 |
| State / province | Oregon |
| Formation | Tower Mountain Volcanic Field |
| Elevation | 1707 |
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 | 76.8 | WT% | XRF | |
| AL2O3 | 14.13 | WT% | XRF | |
| TIO2 | 0.168 | WT% | XRF | |
| FEOT | 1.06 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| CAO | 0.38 | WT% | XRF | |
| MGO | 0.37 | WT% | XRF | |
| K2O | 4.72 | WT% | XRF | |
| NA2O | 2.26 | WT% | XRF | |
| P2O5 | 0.044 | WT% | XRF | |
| TOTAL | 97.2 | WT% | XRF | |
| NI | 11 | PPM | XRF | |
| CR | 3 | PPM | XRF | |
| SC | 2 | PPM | XRF | |
| V | 16 | PPM | XRF | |
| BA | 703 | PPM | XRF | |
| RB | 112 | PPM | XRF | |
| SR | 105 | PPM | XRF | |
| ZR | 97 | PPM | XRF | |
| Y | 21 | PPM | XRF | |
| NB | 16.8 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 6 | PPM | XRF | |
| ZN | 19 | PPM | XRF | |
| PB | 5 | PPM | XRF | |
| LA | 24 | PPM | XRF | |
| CE | 70 | PPM | XRF | |
| TH | 9 | PPM | XRF |