Sample B74IP-149B
NavDat sample number 21284 · RHYOLITE
Sample
| Sample ID | B74IP-149B |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 44.5 |
|---|---|
| Longitude | -110.75 |
| Location | COLUMBIA RIVER BASALT PROVINCE / YELLOWSTONE PLATEAU / HUCKLEBERRY RIDGE TUFF |
| State / province | WYOMING |
| Location comment | ROADCUT HIGHWAY 20 S OF ASHTON, YELLOWSTONE PLATEAU VOLCANIC FIELD |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.2 | 0.18 | 0.22 | QUATERNARY |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.8 | WT% | XRF | |
| TIO2 | 0.44 | WT% | XRF | |
| AL2O3 | 13.66 | WT% | XRF | |
| FEOT | 4 | WT% | XRF | |
| CAO | 1.72 | WT% | XRF | |
| MGO | 0.39 | WT% | XRF | |
| MNO | 0.1 | WT% | XRF | |
| K2O | 5.01 | WT% | XRF | |
| NA2O | 3.33 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| H2O | 3.6 | WT% | UNKNOWN | |
| CL | 0.14 | WT% | XRF | |
| LA | 95 | PPM | INAA | |
| CE | 165 | PPM | INAA | |
| ND | 77 | PPM | INAA | |
| SM | 16.5 | PPM | INAA | |
| EU | 3.47 | PPM | INAA | |
| TB | 2.2 | PPM | INAA | |
| YB | 7.1 | PPM | INAA | |
| LU | 0.95 | PPM | INAA | |
| SC | 6.15 | PPM | INAA | |
| ZN | 117 | PPM | INAA | |
| Y | 69 | PPM | XRF | |
| ZR | 638 | PPM | XRF | |
| NB | 53 | PPM | XRF | |
| CS | 1.7 | PPM | INAA | |
| BA | 2670 | PPM | XRF | |
| HF | 16.8 | PPM | INAA | |
| TA | 3.1 | PPM | INAA | |
| TH | 20 | PPM | INAA | |
| U | 4.2 | PPM | INAA |