Sample MW979
NavDat sample number 42784 · BASALTIC-ANDESITE
Sample
| Sample ID | MW979 |
|---|---|
| Rock name | BASALTIC-ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Lava |
Location
| Latitude | 44.7667 |
|---|---|
| Longitude | -110.483 |
| Location | SW Washburn Range |
| State / province | MT/WY |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 53 | 52 | 55 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 56.91 | WT% | XRF | |
| TIO2 | 0.69 | WT% | XRF | |
| AL2O3 | 14.5 | WT% | XRF | |
| FE2O3 | 7.48 | WT% | XRF | |
| MNO | 0.17 | WT% | XRF | |
| MGO | 7.79 | WT% | XRF | |
| CAO | 7.06 | WT% | XRF | |
| NA2O | 2.97 | WT% | XRF | |
| K2O | 1.75 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| TOTAL | 99.52 | WT% | XRF | |
| BA | 1063 | PPM | XRF | |
| V | 155 | PPM | XRF | |
| CR | 471 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| NI | 174 | PPM | XRF | |
| PB | 7 | PPM | XRF | |
| RB | 29 | PPM | XRF | |
| SC | 18 | PPM | XRF | |
| SR | 648 | PPM | XRF | |
| TH | 5 | PPM | XRF | |
| Y | 13 | PPM | XRF | |
| ZR | 128 | PPM | XRF |