Sample MW9725
NavDat sample number 42808 · ANDESITE
Sample
| Sample ID | MW9725 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Lava |
Location
| Latitude | 44.7833 |
|---|---|
| Longitude | -110.433 |
| Location | Mt. Washburn |
| 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 | 57.85 | WT% | XRF | |
| TIO2 | 0.76 | WT% | XRF | |
| AL2O3 | 16.41 | WT% | XRF | |
| FE2O3 | 7.39 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 4.64 | WT% | XRF | |
| CAO | 6.8 | WT% | XRF | |
| NA2O | 3.06 | WT% | XRF | |
| K2O | 2.27 | WT% | XRF | |
| P2O5 | 0.24 | WT% | XRF | |
| TOTAL | 99.52 | WT% | XRF | |
| BA | 1162 | PPM | XRF | |
| V | 156 | PPM | XRF | |
| CR | 104 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| NI | 42 | PPM | XRF | |
| PB | 15 | PPM | XRF | |
| RB | 39 | PPM | XRF | |
| SC | 20 | PPM | XRF | |
| SR | 771 | PPM | XRF | |
| TH | 3 | PPM | XRF | |
| Y | 16 | PPM | XRF | |
| ZR | 144 | PPM | XRF |