Sample 267
NavDat sample number 65980 · DACITE
Sample
| Sample ID | 267 |
|---|---|
| Alternate ID | 98-Bi-1502 |
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Rhyolite ash |
Location
| Latitude | 45.3991 |
|---|---|
| Longitude | -118.006 |
| State / province | Oregon |
| Formation | no data |
| Elevation | 390 |
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 | 71.15 | WT% | XRF | |
| AL2O3 | 17.9 | WT% | XRF | |
| TIO2 | 0.321 | WT% | XRF | |
| FEOT | 2.29 | WT% | XRF | |
| MNO | 0.189 | WT% | XRF | |
| CAO | 1.91 | WT% | XRF | |
| MGO | 2.76 | WT% | XRF | |
| K2O | 2.06 | WT% | XRF | |
| NA2O | 1.37 | WT% | XRF | |
| P2O5 | 0.051 | WT% | XRF | |
| TOTAL | 94.69 | WT% | XRF | |
| NI | 28 | PPM | XRF | |
| CR | 11 | PPM | XRF | |
| SC | 7 | PPM | XRF | |
| V | 47 | PPM | XRF | |
| BA | 391 | PPM | XRF | |
| RB | 47 | PPM | XRF | |
| SR | 128 | PPM | XRF | |
| ZR | 207 | PPM | XRF | |
| Y | 112 | PPM | XRF | |
| NB | 47.6 | PPM | XRF | |
| GA | 26 | PPM | XRF | |
| CU | 16 | PPM | XRF | |
| ZN | 122 | PPM | XRF | |
| PB | 28 | PPM | XRF | |
| LA | 25 | PPM | XRF | |
| CE | 76 | PPM | XRF | |
| TH | 12 | PPM | XRF |