Sample 335
NavDat sample number 48682 · ANDESITE
Sample
| Sample ID | 335 |
|---|---|
| Alternate ID | 98-MAD-129 |
| 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 | 1061 |
| 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 | 58.25 | WT% | XRF | |
| AL2O3 | 16.95 | WT% | XRF | |
| TIO2 | 1.327 | WT% | XRF | |
| FEOT | 6.94 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| CAO | 6.56 | WT% | XRF | |
| MGO | 3.29 | WT% | XRF | |
| K2O | 2.12 | WT% | XRF | |
| NA2O | 3.79 | WT% | XRF | |
| P2O5 | 0.624 | WT% | XRF | |
| TOTAL | 95.85 | WT% | XRF | |
| NI | 28 | PPM | XRF | |
| CR | 49 | PPM | XRF | |
| SC | 15 | PPM | XRF | |
| V | 136 | PPM | XRF | |
| BA | 742 | PPM | XRF | |
| RB | 24 | PPM | XRF | |
| SR | 590 | PPM | XRF | |
| ZR | 205 | PPM | XRF | |
| Y | 26 | PPM | XRF | |
| NB | 24.4 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 32 | PPM | XRF | |
| ZN | 87 | PPM | XRF | |
| PB | 8 | PPM | XRF | |
| LA | 29 | PPM | XRF | |
| CE | 67 | PPM | XRF | |
| TH | 4 | PPM | XRF |