Sample MW9710
NavDat sample number 42792 · DACITE
Sample
| Sample ID | MW9710 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Lava |
Location
| Latitude | 44.7667 |
|---|---|
| Longitude | -110.467 |
| 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 | 64.31 | WT% | XRF | |
| TIO2 | 0.42 | WT% | XRF | |
| AL2O3 | 15.98 | WT% | XRF | |
| FE2O3 | 4.49 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 2.86 | WT% | XRF | |
| CAO | 4.03 | WT% | XRF | |
| NA2O | 4.35 | WT% | XRF | |
| K2O | 2.2 | WT% | XRF | |
| P2O5 | 0.18 | WT% | XRF | |
| TOTAL | 98.91 | WT% | XRF | |
| BA | 1530 | PPM | XRF | |
| V | 71 | PPM | XRF | |
| CR | 114 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| NI | 48 | PPM | XRF | |
| PB | 21 | PPM | XRF | |
| RB | 45 | PPM | XRF | |
| SC | 7 | PPM | XRF | |
| SC | 9.2 | PPM | INAA | |
| CS | 2.1 | PPM | INAA | |
| SR | 782 | PPM | XRF | |
| U | 0.97 | PPM | INAA | |
| TH | 3 | PPM | XRF | |
| Y | 10 | PPM | XRF | |
| ZR | 142 | PPM | XRF | |
| LA | 30 | PPM | INAA | |
| CE | 51.3 | PPM | INAA | |
| ND | 14.6 | PPM | INAA | |
| SM | 2.82 | PPM | INAA | |
| EU | 0.89 | PPM | INAA | |
| TB | 0.28 | PPM | INAA | |
| YB | 1.1 | PPM | INAA | |
| LU | 0.15 | PPM | INAA | |
| HF | 3.2 | PPM | INAA | |
| SR87_SR86 | 0.706315 | MS | ||
| ND143_ND144 | 0.511417 | MS |