← Search
Sample JH15
NavDat sample number 37526 · RHYOLITE
Sample
| Sample ID | JH15 |
|---|
| Rock name | RHYOLITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Comment | flow-banded with occasional biotite and plagioclase phenocrysts |
|---|
Location
| Latitude | 43.5358 |
|---|
| Longitude | -110.807 |
|---|
| Location | quarry on NW side of West Gros Ventre Butte |
|---|
| State / province | Wyoming |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 6 |
|
3 |
10 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 73.26 | | WT% | XRF |
| AL2O3 | 15.28 | | WT% | XRF |
| TIO2 | 0.241 | | WT% | XRF |
| FEOT | 1.75 | | WT% | XRF |
| MNO | 0.04 | | WT% | XRF |
| CAO | 2.13 | | WT% | XRF |
| MGO | 0.1 | | WT% | XRF |
| K2O | 3.46 | | WT% | XRF |
| NA2O | 4.22 | | WT% | XRF |
| P2O5 | 0.082 | | WT% | XRF |
| NI | 7 | | PPM | XRF |
| CR | 0 | | PPM | XRF |
| SC | 2 | | PPM | XRF |
| V | 5 | | PPM | XRF |
| BA | 1156 | | PPM | XRF |
| RB | 88 | | PPM | XRF |
| SR | 185 | | PPM | XRF |
| ZR | 188 | | PPM | XRF |
| Y | 28 | | PPM | XRF |
| NB | 15.1 | | PPM | XRF |
| GA | 18 | | PPM | XRF |
| CU | 32 | | PPM | XRF |
| ZN | 65 | | PPM | XRF |
| PB | 25 | | PPM | XRF |
| LA | 40 | | PPM | XRF |
| CE | 74 | | PPM | XRF |
| TH | 13 | | PPM | XRF |
| SR87_SR86 | 0.711725 | | | MS |
| ND143_ND144 | 0.511528 | | | MS |
| PB208_PB204 | 40.116 | | | MS |
| PB207_PB204 | 15.542 | | | MS |
| PB206_PB204 | 16.948 | | | MS |
