Sample 509
NavDat sample number 48719 · DACITE
Sample
| Sample ID | 509 |
|---|---|
| Alternate ID | 97-CC-66 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Calc_alkaline |
Location
| Latitude | 45.1685 |
|---|---|
| Longitude | -117.751 |
| State / province | Oregon |
| Volcanic field | Powder River |
| Formation | Glass Hill Volcanic Group |
| Elevation | 1286 |
| 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 | 65.2 | WT% | XRF | |
| AL2O3 | 16.9 | WT% | XRF | |
| TIO2 | 0.617 | WT% | XRF | |
| FEOT | 4.23 | WT% | XRF | |
| MNO | 0.066 | WT% | XRF | |
| CAO | 5.1 | WT% | XRF | |
| MGO | 1.68 | WT% | XRF | |
| K2O | 1.64 | WT% | XRF | |
| NA2O | 4.29 | WT% | XRF | |
| P2O5 | 0.275 | WT% | XRF | |
| TOTAL | 100.02 | WT% | XRF | |
| NI | 14 | PPM | XRF | |
| CR | 35 | PPM | XRF | |
| SC | 13 | PPM | XRF | |
| V | 82 | PPM | XRF | |
| BA | 658 | PPM | XRF | |
| RB | 21 | PPM | XRF | |
| SR | 637 | PPM | XRF | |
| ZR | 168 | PPM | XRF | |
| Y | 14 | PPM | XRF | |
| NB | 9.2 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 9 | PPM | XRF | |
| ZN | 74 | PPM | XRF | |
| PB | 7 | PPM | XRF | |
| LA | 24 | PPM | XRF | |
| CE | 61 | PPM | XRF | |
| TH | 4 | PPM | XRF |