Sample 686
NavDat sample number 66165 · BASALTIC-ANDESITE
Sample
| Sample ID | 686 |
|---|---|
| Alternate ID | 97-LG-113 |
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Basaltic andesite |
Location
| Latitude | 45.0116 |
|---|---|
| Longitude | -118.645 |
| State / province | Oregon |
| Formation | Tower Mountain Volcanic Field |
| Elevation | 1500 |
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 | 55.92 | WT% | XRF | |
| AL2O3 | 16.84 | WT% | XRF | |
| TIO2 | 1.041 | WT% | XRF | |
| FEOT | 7.28 | WT% | XRF | |
| MNO | 0.241 | WT% | XRF | |
| CAO | 7.74 | WT% | XRF | |
| MGO | 5.29 | WT% | XRF | |
| K2O | 1.28 | WT% | XRF | |
| NA2O | 4.03 | WT% | XRF | |
| P2O5 | 0.334 | WT% | XRF | |
| TOTAL | 98.98 | WT% | XRF | |
| NI | 143 | PPM | XRF | |
| CR | 212 | PPM | XRF | |
| SC | 21 | PPM | XRF | |
| V | 158 | PPM | XRF | |
| BA | 565 | PPM | XRF | |
| RB | 31 | PPM | XRF | |
| SR | 838 | PPM | XRF | |
| ZR | 134 | PPM | XRF | |
| Y | 16 | PPM | XRF | |
| NB | 15.3 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| CU | 28 | PPM | XRF | |
| ZN | 67 | PPM | XRF | |
| PB | 7 | PPM | XRF | |
| LA | 10 | PPM | XRF | |
| CE | 43 | PPM | XRF | |
| TH | 2 | PPM | XRF |