Sample 491
NavDat sample number 48715 · BASALTIC-ANDESITE
Sample
| Sample ID | 491 |
|---|---|
| Alternate ID | 97-CC-105 |
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Tholeiite |
Location
| Latitude | 45.1782 |
|---|---|
| Longitude | -117.856 |
| State / province | Oregon |
| Volcanic field | Powder River |
| Formation | Glass Hill Volcanic Group |
| Elevation | 1006 |
| 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 | 55.46 | WT% | XRF | |
| AL2O3 | 17.61 | WT% | XRF | |
| TIO2 | 1.516 | WT% | XRF | |
| FEOT | 8.83 | WT% | XRF | |
| MNO | 0.144 | WT% | XRF | |
| CAO | 6.76 | WT% | XRF | |
| MGO | 3.54 | WT% | XRF | |
| K2O | 1.33 | WT% | XRF | |
| NA2O | 4.15 | WT% | XRF | |
| P2O5 | 0.662 | WT% | XRF | |
| TOTAL | 99.57 | WT% | XRF | |
| NI | 26 | PPM | XRF | |
| CR | 53 | PPM | XRF | |
| SC | 17 | PPM | XRF | |
| V | 189 | PPM | XRF | |
| BA | 584 | PPM | XRF | |
| RB | 14 | PPM | XRF | |
| SR | 703 | PPM | XRF | |
| ZR | 174 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| NB | 20.6 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| CU | 37 | PPM | XRF | |
| ZN | 98 | PPM | XRF | |
| PB | 4 | PPM | XRF | |
| LA | 20 | PPM | XRF | |
| CE | 63 | PPM | XRF | |
| TH | 2 | PPM | XRF |