Sample 437
NavDat sample number 48705 · ANDESITE
Sample
| Sample ID | 437 |
|---|---|
| Alternate ID | 98-UNION-1140 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Tholeiite |
Location
| Latitude | 45.2079 |
|---|---|
| Longitude | -117.865 |
| State / province | Oregon |
| Formation | Grande Ronde Basalt |
| Elevation | 500 |
| Location comment | Columbia River Basalt |
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 | 57.09 | WT% | XRF | |
| AL2O3 | 13.94 | WT% | XRF | |
| TIO2 | 2.297 | WT% | XRF | |
| FEOT | 12.98 | WT% | XRF | |
| MNO | 0.224 | WT% | XRF | |
| CAO | 5.5 | WT% | XRF | |
| MGO | 2.05 | WT% | XRF | |
| K2O | 1.83 | WT% | XRF | |
| NA2O | 3.44 | WT% | XRF | |
| P2O5 | 0.652 | WT% | XRF | |
| TOTAL | 97.9 | WT% | XRF | |
| CR | 14 | PPM | XRF | |
| SC | 28 | PPM | XRF | |
| V | 175 | PPM | XRF | |
| BA | 707 | PPM | XRF | |
| RB | 53 | PPM | XRF | |
| SR | 300 | PPM | XRF | |
| ZR | 230 | PPM | XRF | |
| Y | 48 | PPM | XRF | |
| NB | 18.5 | PPM | XRF | |
| GA | 23 | PPM | XRF | |
| CU | 11 | PPM | XRF | |
| ZN | 151 | PPM | XRF | |
| PB | 17 | PPM | XRF | |
| LA | 21 | PPM | XRF | |
| CE | 61 | PPM | XRF | |
| TH | 9 | PPM | XRF |