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Sample 867
NavDat sample number 66623 · RHYOLITE
Sample
| Sample ID | 867 |
|---|
| Alternate ID | AYB-401 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | Rhyolite |
|---|
Location
| Latitude | 43.9001 |
|---|
| Longitude | -117.71 |
|---|
| State / province | Oregon |
|---|
| Volcanic field | Lake Owyhee Volcanic Field |
|---|
| Formation | Littlefield Rhyolite |
|---|
| Elevation | 1042 |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 13.8 |
|
11.2 |
16.4 |
middle Miocene |
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 76.21 | | WT% | XRF |
| AL2O3 | 12.22 | | WT% | XRF |
| TIO2 | 0.42 | | WT% | XRF |
| FEOT | 1.78 | | WT% | XRF |
| MNO | 0.03 | | WT% | XRF |
| CAO | 0.63 | | WT% | XRF |
| MGO | 0.17 | | WT% | XRF |
| K2O | 4.07 | | WT% | XRF |
| NA2O | 4.42 | | WT% | XRF |
| P2O5 | 0.05 | | WT% | XRF |
| TOTAL | 99.9 | | WT% | XRF |
| LOI | 1.39 | | WT% | XRF |
| CR | 28 | | PPM | ICP |
| BA | 1830 | | PPM | ICP |
| RB | 131 | | PPM | ICP |
| SR | 169 | | PPM | ICP |
| ZR | 537 | | PPM | ICP |
| Y | 28 | | PPM | ICP |
| NB | 44 | | PPM | ICP |
