Sample PO158
NavDat sample number 47807 · TRACHYBASALT
Sample
| Sample ID | PO158 |
|---|---|
| Rock name | TRACHYBASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Chris Duncan |
| Comment | flow |
Location
| Latitude | 46.9309 |
|---|---|
| Longitude | -116.918 |
| State / province | Idaho |
| Volcanic field | Potlatch volcanics |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 28.75 | 23.8 | 33.7 | Oligocene |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 48.55 | WT% | XRF | |
| TIO2 | 2.87 | WT% | XRF | |
| AL2O3 | 15.61 | WT% | XRF | |
| FEO | 12.73 | WT% | XRF | |
| MNO | 0.21 | WT% | XRF | |
| MGO | 4.02 | WT% | XRF | |
| CAO | 6.62 | WT% | XRF | |
| NA2O | 3.87 | WT% | XRF | |
| K2O | 2.18 | WT% | XRF | |
| P2O5 | 1.31 | WT% | XRF | |
| NI | 0 | PPM | XRF | |
| CR | 2 | PPM | XRF | |
| SC | 17 | PPM | XRF | |
| V | 164 | PPM | XRF | |
| BA | 592 | PPM | XRF | |
| RB | 33 | PPM | XRF | |
| SR | 536 | PPM | XRF | |
| ZR | 350 | PPM | XRF | |
| Y | 41 | PPM | XRF | |
| NB | 62.2 | PPM | XRF | |
| GA | 28 | PPM | XRF | |
| CU | 4 | PPM | XRF | |
| ZN | 156 | PPM | XRF | |
| PB | 2 | PPM | XRF | |
| LA | 42 | PPM | XRF | |
| CE | 113 | PPM | XRF | |
| TH | 5 | PPM | XRF |