Sample MW9723
NavDat sample number 42807 · ANDESITE
Sample
| Sample ID | MW9723 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Dike |
Location
| Latitude | 44.7667 |
|---|---|
| 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 | 57.48 | WT% | XRF | |
| TIO2 | 0.74 | WT% | XRF | |
| AL2O3 | 15.76 | WT% | XRF | |
| FE2O3 | 6.97 | WT% | XRF | |
| MNO | 0.11 | WT% | XRF | |
| MGO | 5.42 | WT% | XRF | |
| CAO | 7.46 | WT% | XRF | |
| NA2O | 3.04 | WT% | XRF | |
| K2O | 1.86 | WT% | XRF | |
| P2O5 | 0.2 | WT% | XRF | |
| TOTAL | 99.04 | WT% | XRF | |
| BA | 1140 | PPM | XRF | |
| V | 164 | PPM | XRF | |
| CR | 170 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| NI | 56 | PPM | XRF | |
| PB | 14 | PPM | XRF | |
| RB | 34 | PPM | XRF | |
| SC | 20 | PPM | XRF | |
| SR | 664 | PPM | XRF | |
| TH | 2 | PPM | XRF | |
| Y | 15 | PPM | XRF | |
| ZR | 131 | PPM | XRF |