← Search
Sample 880
NavDat sample number 66266 · RHYOLITE
Sample
| Sample ID | 880 |
|---|
| Alternate ID | AWB-111 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Calc_alkaline |
|---|
Location
| Latitude | 43.8236 |
|---|
| Longitude | -117.339 |
|---|
| State / province | Oregon |
|---|
| Elevation | 927 |
|---|
| Location comment | Oregon-Idaho Graben |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 8.25 |
|
5.3 |
11.2 |
late Miocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 75.54 | | WT% | XRF |
| AL2O3 | 13.31 | | WT% | XRF |
| TIO2 | 0.1 | | WT% | XRF |
| FEOT | 0.84 | | WT% | XRF |
| MNO | 0.05 | | WT% | XRF |
| CAO | 0.97 | | WT% | XRF |
| MGO | 0.3 | | WT% | XRF |
| K2O | 5.52 | | WT% | XRF |
| NA2O | 3.35 | | WT% | XRF |
| P2O5 | 0.02 | | WT% | XRF |
| LOI | 4.47 | | WT% | XRF |
| TOTAL | 100.1 | | WT% | XRF |
| CR | 16 | | PPM | ICP |
| BA | 88 | | PPM | ICP |
| RB | 135 | | PPM | ICP |
| ZR | 80 | | PPM | ICP |
| Y | 51 | | PPM | ICP |
| NB | 20 | | PPM | ICP |
