Sample 438
NavDat sample number 48706 · BASALTIC-ANDESITE
Sample
| Sample ID | 438 |
|---|---|
| Alternate ID | 98-UNION-1080 |
| Rock name | BASALTIC-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 | 518 |
| 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 | 56.6 | WT% | XRF | |
| AL2O3 | 14.85 | WT% | XRF | |
| TIO2 | 2.341 | WT% | XRF | |
| FEOT | 12.68 | WT% | XRF | |
| MNO | 0.318 | WT% | XRF | |
| CAO | 5.57 | WT% | XRF | |
| MGO | 2.29 | WT% | XRF | |
| K2O | 1.75 | WT% | XRF | |
| NA2O | 2.94 | WT% | XRF | |
| P2O5 | 0.666 | WT% | XRF | |
| TOTAL | 97.98 | WT% | XRF | |
| CR | 19 | PPM | XRF | |
| SC | 24 | PPM | XRF | |
| V | 187 | PPM | XRF | |
| BA | 774 | PPM | XRF | |
| RB | 51 | PPM | XRF | |
| SR | 279 | PPM | XRF | |
| ZR | 249 | PPM | XRF | |
| Y | 52 | PPM | XRF | |
| NB | 21.2 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| CU | 10 | PPM | XRF | |
| ZN | 146 | PPM | XRF | |
| PB | 14 | PPM | XRF | |
| LA | 38 | PPM | XRF | |
| CE | 79 | PPM | XRF | |
| TH | 8 | PPM | XRF |