Sample T8
NavDat sample number 47869 · TRACHYBASALT
Sample
| Sample ID | T8 |
|---|---|
| Rock name | TRACHYBASALT |
| Rock type | VOLCANIC |
| Composition | MAFIC |
| Material | IGNEOUS |
| Collected by | John Bush |
| Comment | flow |
Location
| Latitude | 46.7488 |
|---|---|
| Longitude | -116.828 |
| 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 | 48.11 | WT% | XRF | |
| TIO2 | 3.55 | WT% | XRF | |
| AL2O3 | 16.42 | WT% | XRF | |
| FEO | 11.18 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 5.46 | WT% | XRF | |
| CAO | 8.55 | WT% | XRF | |
| NA2O | 3.41 | WT% | XRF | |
| K2O | 1.63 | WT% | XRF | |
| P2O5 | 0.64 | WT% | XRF | |
| NI | 16 | PPM | XRF | |
| CR | 33 | PPM | XRF | |
| SC | 21 | PPM | XRF | |
| V | 238 | PPM | XRF | |
| BA | 340 | PPM | XRF | |
| RB | 23 | PPM | XRF | |
| SR | 750 | PPM | XRF | |
| ZR | 273 | PPM | XRF | |
| Y | 29 | PPM | XRF | |
| NB | 47.6 | PPM | XRF | |
| GA | 23 | PPM | XRF | |
| CU | 8 | PPM | XRF | |
| ZN | 116 | PPM | XRF | |
| PB | 3 | PPM | XRF | |
| LA | 34 | PPM | XRF | |
| CE | 81 | PPM | XRF | |
| TH | 4 | PPM | XRF |