Sample 355
NavDat sample number 66036 · ANDESITE
Sample
| Sample ID | 355 |
|---|---|
| Alternate ID | 98-LG-179 |
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Ferroandesite |
Location
| Latitude | 45.2979 |
|---|---|
| Longitude | -118.984 |
| State / province | Oregon |
| Formation | Grande Ronde Basalt |
| Elevation | 1219 |
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 | 57.04 | WT% | XRF | |
| AL2O3 | 13.92 | WT% | XRF | |
| TIO2 | 1.81 | WT% | XRF | |
| FEOT | 11.33 | WT% | XRF | |
| MNO | 0.181 | WT% | XRF | |
| CAO | 7.12 | WT% | XRF | |
| MGO | 3.46 | WT% | XRF | |
| K2O | 1.81 | WT% | XRF | |
| NA2O | 3.02 | WT% | XRF | |
| P2O5 | 0.308 | WT% | XRF | |
| TOTAL | 98.69 | WT% | XRF | |
| CR | 22 | PPM | XRF | |
| SC | 30 | PPM | XRF | |
| V | 295 | PPM | XRF | |
| BA | 653 | PPM | XRF | |
| RB | 48 | PPM | XRF | |
| SR | 306 | PPM | XRF | |
| ZR | 175 | PPM | XRF | |
| Y | 35 | PPM | XRF | |
| NB | 14.1 | PPM | XRF | |
| GA | 23 | PPM | XRF | |
| CU | 4 | PPM | XRF | |
| ZN | 116 | PPM | XRF | |
| PB | 9 | PPM | XRF | |
| LA | 12 | PPM | XRF | |
| CE | 69 | PPM | XRF | |
| TH | 4 | PPM | XRF |