Sample 602
NavDat sample number 66139 · RHYOLITE
Sample
| Sample ID | 602 |
|---|---|
| Alternate ID | 97-LG-15 |
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Rhyolite |
Location
| Latitude | 45.0989 |
|---|---|
| Longitude | -118.565 |
| State / province | Oregon |
| Formation | Tower Mountain Volcanic Field |
| Elevation | 1585 |
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 | 77.46 | WT% | XRF | |
| AL2O3 | 12.77 | WT% | XRF | |
| TIO2 | 0.069 | WT% | XRF | |
| FEOT | 0.8 | WT% | XRF | |
| MNO | 0.005 | WT% | XRF | |
| CAO | 0.48 | WT% | XRF | |
| MGO | 0.04 | WT% | XRF | |
| K2O | 4.76 | WT% | XRF | |
| NA2O | 3.59 | WT% | XRF | |
| P2O5 | 0.023 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| NI | 9 | PPM | XRF | |
| CR | 2 | PPM | XRF | |
| SC | 1 | PPM | XRF | |
| V | 4 | PPM | XRF | |
| BA | 642 | PPM | XRF | |
| RB | 113 | PPM | XRF | |
| SR | 42 | PPM | XRF | |
| ZR | 85 | PPM | XRF | |
| Y | 18 | PPM | XRF | |
| NB | 17.8 | PPM | XRF | |
| GA | 16 | PPM | XRF | |
| CU | 7 | PPM | XRF | |
| ZN | 18 | PPM | XRF | |
| PB | 12 | PPM | XRF | |
| LA | 43 | PPM | XRF | |
| CE | 60 | PPM | XRF | |
| TH | 9 | PPM | XRF |