Sample 528
NavDat sample number 48724 · DACITE
Sample
| Sample ID | 528 |
|---|---|
| Alternate ID | 97-CC-111 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Calc_alkaline |
Location
| Latitude | 45.1575 |
|---|---|
| Longitude | -117.868 |
| State / province | Oregon |
| Volcanic field | Powder River |
| Formation | Glass Hill Volcanic Group |
| Elevation | 939 |
| Location comment | Powder River Volcanic Field |
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 | 65.72 | WT% | XRF | |
| AL2O3 | 16.62 | WT% | XRF | |
| TIO2 | 0.648 | WT% | XRF | |
| FEOT | 4.31 | WT% | XRF | |
| MNO | 0.071 | WT% | XRF | |
| CAO | 4.74 | WT% | XRF | |
| MGO | 2 | WT% | XRF | |
| K2O | 1.87 | WT% | XRF | |
| NA2O | 3.76 | WT% | XRF | |
| P2O5 | 0.258 | WT% | XRF | |
| TOTAL | 99.69 | WT% | XRF | |
| NI | 17 | PPM | XRF | |
| CR | 36 | PPM | XRF | |
| SC | 14 | PPM | XRF | |
| V | 76 | PPM | XRF | |
| BA | 656 | PPM | XRF | |
| RB | 28 | PPM | XRF | |
| SR | 566 | PPM | XRF | |
| ZR | 165 | PPM | XRF | |
| Y | 15 | PPM | XRF | |
| NB | 11.6 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 19 | PPM | XRF | |
| ZN | 70 | PPM | XRF | |
| PB | 5 | PPM | XRF | |
| LA | 21 | PPM | XRF | |
| CE | 62 | PPM | XRF | |
| TH | 1 | PPM | XRF |