Sample 435
NavDat sample number 48703 · ANDESITE
Sample
| Sample ID | 435 |
|---|---|
| Alternate ID | 98-UNION-560 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Tholeiite |
Location
| Latitude | 45.2079 |
|---|---|
| Longitude | -117.865 |
| State / province | Oregon |
| Volcanic field | Powder River |
| Formation | Glass Hill Volcanic Group |
| Elevation | 677 |
| Location comment | Powder River Volcanic Field |
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 | 60.06 | WT% | XRF | |
| AL2O3 | 16.81 | WT% | XRF | |
| TIO2 | 0.98 | WT% | XRF | |
| FEOT | 6.45 | WT% | XRF | |
| MNO | 0.123 | WT% | XRF | |
| CAO | 6.35 | WT% | XRF | |
| MGO | 3.18 | WT% | XRF | |
| K2O | 1.53 | WT% | XRF | |
| NA2O | 4.05 | WT% | XRF | |
| P2O5 | 0.469 | WT% | XRF | |
| TOTAL | 98.83 | WT% | XRF | |
| NI | 37 | PPM | XRF | |
| CR | 70 | PPM | XRF | |
| SC | 16 | PPM | XRF | |
| V | 133 | PPM | XRF | |
| BA | 622 | PPM | XRF | |
| RB | 22 | PPM | XRF | |
| SR | 606 | PPM | XRF | |
| ZR | 163 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| NB | 14.1 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| CU | 22 | PPM | XRF | |
| ZN | 83 | PPM | XRF | |
| PB | 5 | PPM | XRF | |
| LA | 29 | PPM | XRF | |
| CE | 47 | PPM | XRF | |
| TH | 6 | PPM | XRF |