Sample 90RL069
NavDat sample number 49698 · DACITE
Sample
| Sample ID | 90RL069 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Collected by | Reed Lewis |
Location
| Latitude | 46.6752 |
|---|---|
| Longitude | -114.825 |
| State / province | Idaho |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 46 | 42 | 50 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 61.8 | WT% | XRF | |
| TIO2 | 0.75 | WT% | XRF | |
| AL2O3 | 16 | WT% | XRF | |
| FEOT | 4.16 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | 2.06 | WT% | XRF | |
| CAO | 4.82 | WT% | XRF | |
| NA2O | 3.27 | WT% | XRF | |
| K2O | 3.3 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| TOTAL | 96.42 | WT% | XRF | |
| H2O | 1.35 | WT% | UNKNOWN | |
| CO2 | 1.18 | WT% | UNKNOWN | |
| LOI | 2.64 | WT% | XRF | |
| FEO | 2.4 | WT% | TIT | |
| FE2O3 | 1.96 | WT% | TIT | |
| BA | 1100 | PPM | XRF | |
| RB | 140 | PPM | XRF | |
| SR | 380 | PPM | XRF | |
| ZR | 135 | PPM | XRF | |
| Y | -5 | PPM | XRF | |
| NB | 8 | PPM | XRF |