Sample PO131
NavDat sample number 47804 · TRACHYBASALT
Sample
| Sample ID | PO131 |
|---|---|
| Rock name | TRACHYBASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Chris Duncan |
| Comment | flow |
Location
| Latitude | 46.9631 |
|---|---|
| Longitude | -116.916 |
| 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 | 47.87 | WT% | XRF | |
| TIO2 | 3.41 | WT% | XRF | |
| AL2O3 | 17.09 | WT% | XRF | |
| FEO | 11.29 | WT% | XRF | |
| MNO | 0.16 | WT% | XRF | |
| MGO | 4.26 | WT% | XRF | |
| CAO | 7.11 | WT% | XRF | |
| NA2O | 4.84 | WT% | XRF | |
| K2O | 0.98 | WT% | XRF | |
| P2O5 | 0.9 | WT% | XRF | |
| NI | 10 | PPM | XRF | |
| CR | 9 | PPM | XRF | |
| SC | 18 | PPM | XRF | |
| V | 171 | PPM | XRF | |
| BA | 547 | PPM | XRF | |
| RB | 14 | PPM | XRF | |
| SR | 961 | PPM | XRF | |
| ZR | 371 | PPM | XRF | |
| Y | 33 | PPM | XRF | |
| NB | 65.5 | PPM | XRF | |
| GA | 22 | PPM | XRF | |
| CU | 18 | PPM | XRF | |
| ZN | 108 | PPM | XRF | |
| PB | 1 | PPM | XRF | |
| LA | 48 | PPM | XRF | |
| CE | 101 | PPM | XRF | |
| TH | 5 | PPM | XRF |