Sample 336
NavDat sample number 48683 · ANDESITE
Sample
| Sample ID | 336 |
|---|---|
| Alternate ID | 98-MAD-130 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Calc_alkaline |
Location
| Latitude | 45.3205 |
|---|---|
| Longitude | -118.111 |
| State / province | Oregon |
| Volcanic field | Powder River |
| Formation | Glass Hill Volcanic Group |
| Elevation | 1091 |
| 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 | 58.35 | WT% | XRF | |
| AL2O3 | 17.04 | WT% | XRF | |
| TIO2 | 1.319 | WT% | XRF | |
| FEOT | 6.82 | WT% | XRF | |
| MNO | 0.149 | WT% | XRF | |
| CAO | 6.51 | WT% | XRF | |
| MGO | 3.28 | WT% | XRF | |
| K2O | 2.02 | WT% | XRF | |
| NA2O | 3.87 | WT% | XRF | |
| P2O5 | 0.64 | WT% | XRF | |
| TOTAL | 97.88 | WT% | XRF | |
| NI | 25 | PPM | XRF | |
| CR | 49 | PPM | XRF | |
| SC | 18 | PPM | XRF | |
| V | 138 | PPM | XRF | |
| BA | 845 | PPM | XRF | |
| RB | 26 | PPM | XRF | |
| SR | 596 | PPM | XRF | |
| ZR | 208 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| NB | 25.1 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 29 | PPM | XRF | |
| ZN | 86 | PPM | XRF | |
| PB | 5 | PPM | XRF | |
| LA | 30 | PPM | XRF | |
| CE | 71 | PPM | XRF | |
| TH | 2 | PPM | XRF |