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Sample JH11
NavDat sample number 37513 · ANDESITE
Sample
| Sample ID | JH11 |
|---|
| Rock name | ANDESITE |
|---|
| Rock type | VOLCANIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | phenocrysts of olivine, commonly replaced with opx, and augite; groundmass of plagioclase laths and microlites; trachytic texture |
|---|
Location
| Latitude | 43.5 |
|---|
| Longitude | -110.764 |
|---|
| Location | outcrop east of summit ridge of East Gros Ventre Butte east of Spring Creek Resort |
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| State / province | Wyoming |
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Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 6 |
|
3 |
10 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 56.66 | | WT% | XRF |
| AL2O3 | 17.34 | | WT% | XRF |
| TIO2 | 0.638 | | WT% | XRF |
| FEOT | 6.44 | | WT% | XRF |
| MNO | 0.108 | | WT% | XRF |
| CAO | 8.26 | | WT% | XRF |
| MGO | 5.74 | | WT% | XRF |
| K2O | 1.03 | | WT% | XRF |
| NA2O | 3.02 | | WT% | XRF |
| P2O5 | 0.17 | | WT% | XRF |
| NI | 113 | | PPM | XRF |
| CR | 226 | | PPM | XRF |
| SC | 19 | | PPM | XRF |
| V | 130 | | PPM | XRF |
| BA | 574 | | PPM | XRF |
| RB | 18 | | PPM | XRF |
| SR | 346 | | PPM | XRF |
| ZR | 111 | | PPM | XRF |
| Y | 21 | | PPM | XRF |
| NB | 8.2 | | PPM | XRF |
| GA | 17 | | PPM | XRF |
| CU | 45 | | PPM | XRF |
| ZN | 72 | | PPM | XRF |
| PB | 8 | | PPM | XRF |
| LA | 13 | | PPM | XRF |
| CE | 64 | | PPM | XRF |
| TH | 2 | | PPM | XRF |
| SR87_SR86 | 0.706668 | | | MS |
| ND143_ND144 | 0.51169 | | | MS |
| PB208_PB204 | 37.863 | | | MS |
| PB207_PB204 | 15.409 | | | MS |
| PB206_PB204 | 16.47 | | | MS |
