Sample MW9743
NavDat sample number 42815 · ANDESITE
Sample
| Sample ID | MW9743 |
|---|---|
| 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 | 61.74 | WT% | XRF | |
| TIO2 | 0.54 | WT% | XRF | |
| AL2O3 | 16.21 | WT% | XRF | |
| FE2O3 | 5.05 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| MGO | 3.42 | WT% | XRF | |
| CAO | 5.4 | WT% | XRF | |
| NA2O | 3.47 | WT% | XRF | |
| K2O | 2.63 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| TOTAL | 98.77 | WT% | XRF | |
| BA | 1640 | PPM | XRF | |
| V | 105 | PPM | XRF | |
| CR | 99 | PPM | XRF | |
| NB | 6 | PPM | XRF | |
| NI | 41 | PPM | XRF | |
| PB | 24 | PPM | XRF | |
| RB | 46 | PPM | XRF | |
| SC | 13 | PPM | XRF | |
| SC | 12 | PPM | INAA | |
| CS | 1.4 | PPM | INAA | |
| SR | 1025 | PPM | XRF | |
| TA | 0.33 | PPM | INAA | |
| U | 1.43 | PPM | INAA | |
| TH | 5 | PPM | XRF | |
| Y | 12 | PPM | XRF | |
| ZR | 160 | PPM | XRF | |
| LA | 40.1 | PPM | INAA | |
| CE | 67.2 | PPM | INAA | |
| ND | 27.7 | PPM | INAA | |
| SM | 3.92 | PPM | INAA | |
| EU | 1.27 | PPM | INAA | |
| TB | 0.37 | PPM | INAA | |
| YB | 1.05 | PPM | INAA | |
| LU | 0.17 | PPM | INAA | |
| HF | 2.57 | PPM | INAA | |
| SR87_SR86 | 0.706142 | MS | ||
| ND143_ND144 | 0.511425 | MS |