Sample 78YH-67
NavDat sample number 21296 · RHYOLITE
Sample
| Sample ID | 78YH-67 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 44.5 |
|---|---|
| Longitude | -110.75 |
| Location | COLUMBIA RIVER BASALT PROVINCE / YELLOWSTONE PLATEAU / DRY CREEK FLOW |
| State / province | WYOMING |
| Location comment | HIGHWAY CUT AT 8391, YELLOWSTONE NATIONAL PARK |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.2 | 0.17 | 0.22 | QUATERNARY |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77 | WT% | XRF | |
| TIO2 | 0.17 | WT% | XRF | |
| AL2O3 | 12.1 | WT% | XRF | |
| FEOT | 1.34 | WT% | XRF | |
| CAO | 0.47 | WT% | XRF | |
| MGO | 0.11 | WT% | XRF | |
| MNO | 0.02 | WT% | XRF | |
| K2O | 5.31 | WT% | XRF | |
| NA2O | 3.09 | WT% | XRF | |
| P2O5 | 0 | WT% | XRF | |
| CL | 0.067 | WT% | XRF | |
| LA | 89 | PPM | INAA | |
| CE | 163 | PPM | INAA | |
| ND | 59 | PPM | INAA | |
| SM | 12.4 | PPM | INAA | |
| EU | 0.67 | PPM | INAA | |
| TB | 1.9 | PPM | INAA | |
| YB | 6.6 | PPM | INAA | |
| LU | 0.85 | PPM | INAA | |
| SC | 2.12 | PPM | INAA | |
| ZN | 55 | PPM | INAA | |
| RB | 13.36 | PPM | TIMS_ID | |
| SR | 185.1 | PPM | TIMS_ID | |
| Y | 59 | PPM | XRF | |
| ZR | 237 | PPM | XRF | |
| NB | 53 | PPM | XRF | |
| CS | 3.8 | PPM | INAA | |
| BA | 310 | PPM | XRF | |
| HF | 8.1 | PPM | INAA | |
| TA | 3.93 | PPM | INAA | |
| TH | 26.8 | PPM | INAA | |
| U | 5.4 | PPM | INAA | |
| ND143_ND144 | 0.512264 | TIMS | ||
| SR87_SR86 | 0.7098 | TIMS | ||
| RB87_SR86 | 40.09 | TIMS |