Sample 320
NavDat sample number 48677 · ANDESITE
Sample
| Sample ID | 320 |
|---|---|
| Alternate ID | 98-MAD-214 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Calc_alkaline |
Location
| Latitude | 45.337 |
|---|---|
| Longitude | -118.119 |
| State / province | Oregon |
| Volcanic field | Powder River |
| Formation | Glass Hill Volcanic Group |
| Elevation | 1166 |
| 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 | 58.4 | WT% | XRF | |
| AL2O3 | 17.02 | WT% | XRF | |
| TIO2 | 1.302 | WT% | XRF | |
| FEOT | 6.78 | WT% | XRF | |
| MNO | 0.142 | WT% | XRF | |
| CAO | 6.47 | WT% | XRF | |
| MGO | 3.27 | WT% | XRF | |
| K2O | 2.09 | WT% | XRF | |
| NA2O | 3.91 | WT% | XRF | |
| P2O5 | 0.615 | WT% | XRF | |
| NI | 22 | PPM | XRF | |
| CR | 47 | PPM | XRF | |
| SC | 14 | PPM | XRF | |
| V | 129 | PPM | XRF | |
| BA | 775 | PPM | XRF | |
| RB | 22 | PPM | XRF | |
| SR | 595 | PPM | XRF | |
| ZR | 207 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| NB | 24.3 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 37 | PPM | XRF | |
| ZN | 84 | PPM | XRF | |
| PB | 10 | PPM | XRF | |
| LA | 42 | PPM | XRF | |
| CE | 55 | PPM | XRF | |
| TH | 2 | PPM | XRF |