Sample PO500
NavDat sample number 47808 · TRACHYBASALT
Sample
| Sample ID | PO500 |
|---|---|
| Rock name | TRACHYBASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | Chris Duncan |
| Comment | flow |
Location
| Latitude | 46.9177 |
|---|---|
| Longitude | -116.919 |
| 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 | 47.32 | WT% | XRF | |
| TIO2 | 3.76 | WT% | XRF | |
| AL2O3 | 16.52 | WT% | XRF | |
| FEO | 11.04 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 5.49 | WT% | XRF | |
| CAO | 8.02 | WT% | XRF | |
| NA2O | 3.24 | WT% | XRF | |
| K2O | 1.69 | WT% | XRF | |
| P2O5 | 0.64 | WT% | XRF | |
| NI | 13 | PPM | XRF | |
| CR | 26 | PPM | XRF | |
| SC | 19 | PPM | XRF | |
| V | 268 | PPM | XRF | |
| BA | 415 | PPM | XRF | |
| RB | 22 | PPM | XRF | |
| SR | 658 | PPM | XRF | |
| ZR | 275 | PPM | XRF | |
| Y | 27 | PPM | XRF | |
| NB | 48.3 | PPM | XRF | |
| GA | 27 | PPM | XRF | |
| CU | 12 | PPM | XRF | |
| ZN | 119 | PPM | XRF | |
| PB | 4 | PPM | XRF | |
| LA | 41 | PPM | XRF | |
| CE | 70 | PPM | XRF | |
| TH | 5 | PPM | XRF |