Sample JH519
NavDat sample number 37516 · ANDESITE
Sample
| Sample ID | JH519 |
|---|---|
| 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 | 43.4722 |
|---|---|
| Longitude | -110.911 |
| Location | outcrop on ridge SE of Teton Pass |
| 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 | 58.44 | WT% | XRF | |
| AL2O3 | 16.81 | WT% | XRF | |
| TIO2 | 0.951 | WT% | XRF | |
| FEOT | 6.67 | WT% | XRF | |
| MNO | 0.116 | WT% | XRF | |
| CAO | 7.1 | WT% | XRF | |
| MGO | 4.33 | WT% | XRF | |
| K2O | 1.05 | WT% | XRF | |
| NA2O | 3.42 | WT% | XRF | |
| P2O5 | 0.404 | WT% | XRF | |
| NI | 77 | PPM | XRF | |
| CR | 131 | PPM | XRF | |
| SC | 23 | PPM | XRF | |
| V | 122 | PPM | XRF | |
| BA | 1066 | PPM | XRF | |
| RB | 12 | PPM | XRF | |
| SR | 547 | PPM | XRF | |
| ZR | 189 | PPM | XRF | |
| Y | 31 | PPM | XRF | |
| NB | 16.2 | PPM | XRF | |
| GA | 16 | PPM | XRF | |
| CU | 14 | PPM | XRF | |
| ZN | 94 | PPM | XRF | |
| PB | 3 | PPM | XRF | |
| LA | 48 | PPM | XRF | |
| CE | 69 | PPM | XRF | |
| TH | 6 | PPM | XRF |