Sample DG1950
NavDat sample number 47465 · ANDESITE
Sample
| Sample ID | DG1950 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | John Bush |
| Comment | flow |
Location
| Latitude | 46.6442 |
|---|---|
| Longitude | -116.607 |
| 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 | 57.73 | WT% | XRF | |
| TIO2 | 2.23 | WT% | XRF | |
| AL2O3 | 13.64 | WT% | XRF | |
| FEO | 9.96 | WT% | XRF | |
| MNO | 0.19 | WT% | XRF | |
| MGO | 3.04 | WT% | XRF | |
| CAO | 6.59 | WT% | XRF | |
| NA2O | 3.39 | WT% | XRF | |
| K2O | 2.04 | WT% | XRF | |
| P2O5 | 0.33 | WT% | XRF | |
| NI | 1 | PPM | XRF | |
| CR | 13 | PPM | XRF | |
| SC | 35 | PPM | XRF | |
| V | 368 | PPM | XRF | |
| BA | 727 | PPM | XRF | |
| RB | 56 | PPM | XRF | |
| SR | 333 | PPM | XRF | |
| ZR | 201 | PPM | XRF | |
| Y | 41 | PPM | XRF | |
| NB | 14.8 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| CU | 17 | PPM | XRF | |
| ZN | 131 | PPM | XRF | |
| PB | 9 | PPM | XRF | |
| LA | 29 | PPM | XRF | |
| CE | 42 | PPM | XRF | |
| TH | 6 | PPM | XRF |