Sample 81Y-219
NavDat sample number 21295 · RHYOLITE
Sample
| Sample ID | 81Y-219 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 44.5 |
|---|---|
| Longitude | -110.75 |
| Location | COLUMBIA RIVER BASALT PROVINCE / YELLOWSTONE PLATEAU / GIBBON RIVER FLOW |
| State / province | WYOMING |
| Location comment | N SLOPE OF DOME, YELLOWSTONE NATIONAL PARK |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.24 | 0.07 | 0.4 | QUATERNARY |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77 | WT% | XRF | |
| TIO2 | 0.03 | WT% | XRF | |
| AL2O3 | 12.5 | WT% | XRF | |
| FEOT | 1.26 | WT% | XRF | |
| CAO | 0.11 | WT% | XRF | |
| MGO | 0 | WT% | XRF | |
| MNO | 0 | WT% | XRF | |
| K2O | 4.54 | WT% | XRF | |
| NA2O | 3.96 | WT% | XRF | |
| P2O5 | 0 | WT% | XRF | |
| H2O | 0.34 | WT% | UNKNOWN | |
| LA | 11.5 | PPM | INAA | |
| CE | 37.5 | PPM | INAA | |
| ND | 17 | PPM | INAA | |
| SM | 2.2 | PPM | INAA | |
| EU | 0.03 | PPM | INAA | |
| TB | 0.43 | PPM | INAA | |
| YB | 1.9 | PPM | INAA | |
| LU | 0.26 | PPM | INAA | |
| SC | 0.45 | PPM | INAA | |
| ZN | 111 | PPM | INAA | |
| RB | 0.4896 | PPM | TIMS_ID | |
| SR | 348.9 | PPM | TIMS_ID | |
| Y | 22 | PPM | XRF | |
| ZR | 171 | PPM | XRF | |
| NB | 78 | PPM | XRF | |
| CS | 11.4 | PPM | INAA | |
| BA | 25 | PPM | XRF | |
| HF | 9.8 | PPM | INAA | |
| TA | 6.65 | PPM | INAA | |
| TH | 25.3 | PPM | INAA | |
| U | 7.1 | PPM | INAA | |
| D18O | 7.8 | PERMILL | MS | |
| ND143_ND144 | 0.511984 | TIMS | ||
| SR87_SR86 | 0.7173 | TIMS | ||
| RB87_SR86 | 2064 | TIMS |