Sample 651
NavDat sample number 66155 · DACITE
Sample
| Sample ID | 651 |
|---|---|
| Alternate ID | 97-LG-53 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Dacite |
Location
| Latitude | 45.067 |
|---|---|
| Longitude | -118.505 |
| 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 | 65.66 | WT% | XRF | |
| AL2O3 | 16.04 | WT% | XRF | |
| TIO2 | 0.719 | WT% | XRF | |
| FEOT | 4.12 | WT% | XRF | |
| MNO | 0.057 | WT% | XRF | |
| CAO | 5.88 | WT% | XRF | |
| MGO | 2.12 | WT% | XRF | |
| K2O | 1.54 | WT% | XRF | |
| NA2O | 3.68 | WT% | XRF | |
| P2O5 | 0.188 | WT% | XRF | |
| TOTAL | 98.28 | WT% | XRF | |
| NI | 30 | PPM | XRF | |
| CR | 38 | PPM | XRF | |
| SC | 12 | PPM | XRF | |
| V | 92 | PPM | XRF | |
| BA | 793 | PPM | XRF | |
| RB | 33 | PPM | XRF | |
| SR | 480 | PPM | XRF | |
| ZR | 150 | PPM | XRF | |
| Y | 15 | PPM | XRF | |
| NB | 10.6 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 16 | PPM | XRF | |
| ZN | 55 | PPM | XRF | |
| PB | 8 | PPM | XRF | |
| LA | 15 | PPM | XRF | |
| CE | 43 | PPM | XRF | |
| TH | 3 | PPM | XRF |