Sample THR 70895-5
NavDat sample number 39003 · DACITE
Sample
| Sample ID | THR 70895-5 |
|---|---|
| Rock name | DACITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | porphyritic; fine to medium texture overall |
Location
| Latitude | 43.7511 |
|---|---|
| Longitude | -114.641 |
| Location | Smoky Mountains |
| State / province | Idaho |
| Volcanic field | Prairie Creek dacite porphyry-granodiorite suite |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 47 | 44.3 | 51 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.67 | WT% | XRF | |
| AL2O3 | 14.82 | WT% | XRF | |
| TIO2 | 0.362 | WT% | XRF | |
| FEOT | 2.46 | WT% | XRF | |
| MNO | 0.049 | WT% | XRF | |
| CAO | 2.54 | WT% | XRF | |
| MGO | 1.72 | WT% | XRF | |
| K2O | 3.5 | WT% | XRF | |
| NA2O | 4.5 | WT% | XRF | |
| P2O5 | 0.115 | WT% | XRF | |
| NI | 28 | PPM | XRF | |
| CR | 48 | PPM | XRF | |
| SC | 8 | PPM | XRF | |
| V | 33 | PPM | XRF | |
| BA | 1512 | PPM | XRF | |
| RB | 102 | PPM | XRF | |
| SR | 567 | PPM | XRF | |
| ZR | 146 | PPM | XRF | |
| Y | 12 | PPM | XRF | |
| NB | 21.7 | PPM | XRF | |
| GA | 18 | PPM | XRF | |
| CU | 5 | PPM | XRF | |
| ZN | 51 | PPM | XRF | |
| PB | 28 | PPM | XRF | |
| LA | 35 | PPM | XRF | |
| CE | 59 | PPM | XRF | |
| TH | 11 | PPM | XRF |