Sample s_BEAR CREEK2
NavDat sample number 19002 · ANDESITE
Sample
| Sample ID | s_BEAR CREEK2 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 45.94 |
|---|---|
| Longitude | -117.5 |
| Location | COLUMBIA RIVER BASALT PROVINCE / COLUMBIA PLATEAU / SADDLE MOUNTAINS BASALT |
| State / province | WASHINGTON |
| Location comment | UMATILLA MEMBER, BEAR CREEK FLOW, TROY BASIN AREA |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 10.8 | 6 | 15.6 | MIOCENE |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 53.93 | WT% | XRF | |
| TIO2 | 2.81 | WT% | XRF | |
| AL2O3 | 13.36 | WT% | XRF | |
| FEOT | 14.13 | WT% | XRF | |
| CAO | 6.5 | WT% | XRF | |
| MGO | 2.59 | WT% | XRF | |
| MNO | 0.2 | WT% | XRF | |
| K2O | 2.71 | WT% | XRF | |
| NA2O | 2.92 | WT% | XRF | |
| P2O5 | 0.85 | WT% | XRF | |
| SC | 24 | PPM | XRF | |
| V | 189 | PPM | XRF | |
| CR | 0 | PPM | XRF | |
| NI | 0 | PPM | XRF | |
| CU | 19 | PPM | XRF | |
| ZN | 128 | PPM | XRF | |
| GA | 24 | PPM | XRF | |
| RB | 46 | PPM | XRF | |
| SR | 270 | PPM | XRF | |
| Y | 46 | PPM | XRF | |
| ZR | 434 | PPM | XRF | |
| NB | 23 | PPM | XRF | |
| BA | 3080 | PPM | XRF |