Sample THR 71095-2
NavDat sample number 38994 · RHYODACITE
Sample
| Sample ID | THR 71095-2 |
|---|---|
| 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 | 43.7608 |
|---|---|
| Longitude | -114.65 |
| 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 | 73.04 | WT% | XRF | |
| AL2O3 | 14.06 | WT% | XRF | |
| TIO2 | 0.271 | WT% | XRF | |
| FEOT | 1.78 | WT% | XRF | |
| MNO | 0.036 | WT% | XRF | |
| CAO | 1.33 | WT% | XRF | |
| MGO | 0.5 | WT% | XRF | |
| K2O | 5.46 | WT% | XRF | |
| NA2O | 3.27 | WT% | XRF | |
| P2O5 | 0.075 | WT% | XRF | |
| NI | 10 | PPM | XRF | |
| CR | 6 | PPM | XRF | |
| SC | 5 | PPM | XRF | |
| V | 21 | PPM | XRF | |
| BA | 748 | PPM | XRF | |
| RB | 267 | PPM | XRF | |
| SR | 265 | PPM | XRF | |
| ZR | 202 | PPM | XRF | |
| Y | 24 | PPM | XRF | |
| NB | 34.6 | PPM | XRF | |
| GA | 19 | PPM | XRF | |
| CU | 2 | PPM | XRF | |
| ZN | 29 | PPM | XRF | |
| PB | 28 | PPM | XRF | |
| LA | 58 | PPM | XRF | |
| CE | 73 | PPM | XRF | |
| TH | 39 | PPM | XRF | |
| LA | 53.77 | PPM | ICPMS | |
| CE | 90.38 | PPM | ICPMS | |
| PR | 8.78 | PPM | ICPMS | |
| ND | 29.76 | PPM | ICPMS | |
| SM | 5.35 | PPM | ICPMS | |
| EU | 0.82 | PPM | ICPMS | |
| GD | 3.96 | PPM | ICPMS | |
| TB | 0.62 | PPM | ICPMS | |
| DY | 3.45 | PPM | ICPMS | |
| HO | 0.7 | PPM | ICPMS | |
| ER | 2.07 | PPM | ICPMS | |
| TM | 0.33 | PPM | ICPMS | |
| YB | 2.14 | PPM | ICPMS | |
| LU | 0.34 | PPM | ICPMS | |
| BA | 840.9 | PPM | ICPMS | |
| TH | 34.55 | PPM | ICPMS | |
| NB | 30.98 | PPM | ICPMS | |
| Y | 21.02 | PPM | ICPMS | |
| HF | 6.06 | PPM | ICPMS | |
| TA | 3.35 | PPM | ICPMS | |
| U | 10.22 | PPM | ICPMS | |
| PB | 30.74 | PPM | ICPMS | |
| RB | 259.77 | PPM | ICPMS | |
| CS | 7.28 | PPM | ICPMS | |
| SR | 285.18 | PPM | ICPMS | |
| SC | 3.86 | PPM | ICPMS | |
| D18O | -0.1 | PERMILL | MS | |
| D18O | 8 | PERMILL | MS | |
| D18O | 1.9 | PERMILL | MS |