Sample THR 72196-3
NavDat sample number 38995 · RHYODACITE
Sample
| Sample ID | THR 72196-3 |
|---|---|
| Rock name | RHYODACITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | porphyritic; fine to medium crystalline groundmass; present as dikes, veins, and isolated outcrops throught the granite stock |
Location
| Latitude | 43.7686 |
|---|---|
| Longitude | -114.772 |
| Location | Smoky Mountains |
| State / province | Idaho |
| Volcanic field | Prairie Creek rhyodacite-rhyolite suite |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 42 | 38.9 | 46.7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 68.82 | WT% | XRF | |
| AL2O3 | 14.53 | WT% | XRF | |
| TIO2 | 0.578 | WT% | XRF | |
| FEOT | 2.99 | WT% | XRF | |
| MNO | 0.062 | WT% | XRF | |
| CAO | 2.46 | WT% | XRF | |
| MGO | 1.64 | WT% | XRF | |
| K2O | 5.23 | WT% | XRF | |
| NA2O | 3.49 | WT% | XRF | |
| P2O5 | 0.208 | WT% | XRF | |
| NI | 19 | PPM | XRF | |
| CR | 42 | PPM | XRF | |
| SC | 10 | PPM | XRF | |
| V | 65 | PPM | XRF | |
| BA | 1062 | PPM | XRF | |
| RB | 215 | PPM | XRF | |
| SR | 415 | PPM | XRF | |
| ZR | 221 | PPM | XRF | |
| Y | 22 | PPM | XRF | |
| NB | 30 | PPM | XRF | |
| GA | 17 | PPM | XRF | |
| CU | 8 | PPM | XRF | |
| ZN | 52 | PPM | XRF | |
| PB | 29 | PPM | XRF | |
| LA | 64 | PPM | XRF | |
| CE | 101 | PPM | XRF | |
| TH | 31 | PPM | XRF |