Sample LEN20
NavDat sample number 47685 · BASALTIC-ANDESITE
Sample
| Sample ID | LEN20 |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | John Bush |
| Comment | flow |
Location
| Latitude | 46.5105 |
|---|---|
| Longitude | -116.604 |
| Location | Grande Ronde |
| State / province | Idaho |
| Volcanic field | Columbia River Basalt |
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 | 55.04 | WT% | XRF | |
| TIO2 | 2.5 | WT% | XRF | |
| AL2O3 | 14.09 | WT% | XRF | |
| FEO | 11.79 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 2.9 | WT% | XRF | |
| CAO | 6.71 | WT% | XRF | |
| NA2O | 3.37 | WT% | XRF | |
| K2O | 1.71 | WT% | XRF | |
| P2O5 | 0.46 | WT% | XRF | |
| NI | 7 | PPM | XRF | |
| CR | 19 | PPM | XRF | |
| SC | 32 | PPM | XRF | |
| V | 380 | PPM | XRF | |
| BA | 762 | PPM | XRF | |
| RB | 40 | PPM | XRF | |
| SR | 346 | PPM | XRF | |
| ZR | 197 | PPM | XRF | |
| Y | 37 | PPM | XRF | |
| NB | 15.2 | PPM | XRF | |
| GA | 22 | PPM | XRF | |
| CU | 35 | PPM | XRF | |
| ZN | 128 | PPM | XRF | |
| PB | 8 | PPM | XRF | |
| LA | 21 | PPM | XRF | |
| CE | 43 | PPM | XRF | |
| TH | 6 | PPM | XRF |