Sample 461
NavDat sample number 66082 · DACITE
Sample
| Sample ID | 461 |
|---|---|
| Alternate ID | 98-MAD-70 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Dacite |
Location
| Latitude | 45.1906 |
|---|---|
| Longitude | -118.079 |
| State / province | Oregon |
| Formation | Glass Hill Volcanic Group |
| Elevation | 1567 |
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 | 63.81 | WT% | XRF | |
| AL2O3 | 16.64 | WT% | XRF | |
| TIO2 | 0.857 | WT% | XRF | |
| FEOT | 4.29 | WT% | XRF | |
| MNO | 0.104 | WT% | XRF | |
| CAO | 5.67 | WT% | XRF | |
| MGO | 2.06 | WT% | XRF | |
| K2O | 1.74 | WT% | XRF | |
| NA2O | 4.4 | WT% | XRF | |
| P2O5 | 0.431 | WT% | XRF | |
| TOTAL | 99.07 | WT% | XRF | |
| NI | 17 | PPM | XRF | |
| CR | 43 | PPM | XRF | |
| SC | 14 | PPM | XRF | |
| V | 112 | PPM | XRF | |
| BA | 633 | PPM | XRF | |
| RB | 23 | PPM | XRF | |
| SR | 799 | PPM | XRF | |
| ZR | 169 | PPM | XRF | |
| Y | 18 | PPM | XRF | |
| NB | 10.9 | PPM | XRF | |
| GA | 22 | PPM | XRF | |
| CU | 19 | PPM | XRF | |
| ZN | 95 | PPM | XRF | |
| PB | 9 | PPM | XRF | |
| LA | 30 | PPM | XRF | |
| CE | 61 | PPM | XRF | |
| TH | 4 | PPM | XRF |