Sample MW9734
NavDat sample number 42806 · ANDESITE
Sample
| Sample ID | MW9734 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Lava |
Location
| Latitude | 44.8 |
|---|---|
| Longitude | -110.417 |
| 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 | 57.36 | WT% | XRF | |
| TIO2 | 0.78 | WT% | XRF | |
| AL2O3 | 16.53 | WT% | XRF | |
| FE2O3 | 7.17 | WT% | XRF | |
| MNO | 0.12 | WT% | XRF | |
| MGO | 4.92 | WT% | XRF | |
| CAO | 7.25 | WT% | XRF | |
| NA2O | 3.26 | WT% | XRF | |
| K2O | 1.89 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| TOTAL | 99.49 | WT% | XRF | |
| BA | 1003 | PPM | XRF | |
| V | 171 | PPM | XRF | |
| CR | 84 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| NI | 31 | PPM | XRF | |
| PB | 14 | PPM | XRF | |
| RB | 36 | PPM | XRF | |
| SC | 23 | PPM | XRF | |
| SR | 632 | PPM | XRF | |
| TH | 5 | PPM | XRF | |
| Y | 14 | PPM | XRF | |
| ZR | 126 | PPM | XRF |