Sample TAM 21
NavDat sample number 39023 · DACITE
Sample
| Sample ID | TAM 21 |
|---|---|
| Rock name | DACITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 43.6986 |
|---|---|
| Longitude | -114.751 |
| Location | Smoky Mountains |
| State / province | Idaho |
| Volcanic field | Big Peak stock |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 48.2 | 46 | 50 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.83 | WT% | XRF | |
| AL2O3 | 16.27 | WT% | XRF | |
| TIO2 | 0.559 | WT% | XRF | |
| FEOT | 3.97 | WT% | XRF | |
| MNO | 0.078 | WT% | XRF | |
| CAO | 3.71 | WT% | XRF | |
| MGO | 2.19 | WT% | XRF | |
| K2O | 3.03 | WT% | XRF | |
| NA2O | 4.83 | WT% | XRF | |
| P2O5 | 0.171 | WT% | XRF | |
| TOTAL | 100.64 | WT% | XRF | |
| NI | 23 | PPM | XRF | |
| CR | 37 | PPM | XRF | |
| SC | 3 | PPM | XRF | |
| V | 77 | PPM | XRF | |
| BA | 1636 | PPM | XRF | |
| RB | 100 | PPM | XRF | |
| SR | 658 | PPM | XRF | |
| ZR | 172 | PPM | XRF | |
| Y | 17 | PPM | XRF | |
| NB | 14.8 | PPM | XRF | |
| GA | 20 | PPM | XRF | |
| CU | 18 | PPM | XRF | |
| ZN | 83 | PPM | XRF | |
| PB | 24 | PPM | XRF | |
| TH | 6 | PPM | XRF | |
| LA | 75 | PPM | XRF | |
| CE | 32 | PPM | XRF |