Sample MW9738
NavDat sample number 42819 · DACITE
Sample
| Sample ID | MW9738 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| 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 | 64.33 | WT% | XRF | |
| TIO2 | 0.49 | WT% | XRF | |
| AL2O3 | 17.33 | WT% | XRF | |
| FE2O3 | 4.58 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 1.32 | WT% | XRF | |
| CAO | 4.66 | WT% | XRF | |
| NA2O | 4.18 | WT% | XRF | |
| K2O | 2.47 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| TOTAL | 99.61 | WT% | XRF | |
| BA | 1460 | PPM | XRF | |
| V | 80 | PPM | XRF | |
| CR | 8 | PPM | XRF | |
| NB | 5 | PPM | XRF | |
| NI | 6 | PPM | XRF | |
| PB | 17 | PPM | XRF | |
| RB | 55 | PPM | XRF | |
| SC | 11 | PPM | XRF | |
| SC | 6.4 | PPM | INAA | |
| CS | 1.8 | PPM | INAA | |
| SR | 826 | PPM | XRF | |
| U | 2 | PPM | INAA | |
| TH | 5 | PPM | XRF | |
| Y | 12 | PPM | XRF | |
| ZR | 153 | PPM | XRF | |
| LA | 36 | PPM | INAA | |
| CE | 60 | PPM | INAA | |
| ND | 21 | PPM | INAA | |
| SM | 4.1 | PPM | INAA | |
| EU | 1.19 | PPM | INAA | |
| TB | 0.33 | PPM | INAA | |
| YB | 1.2 | PPM | INAA | |
| LU | 0.18 | PPM | INAA | |
| HF | 3.9 | PPM | INAA |