Sample RWT-339-77
NavDat sample number 9021 · ANDESITE
Sample
| Sample ID | RWT-339-77 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
Location
| Latitude | 47.1783 |
|---|---|
| Longitude | -121.178 |
| State / province | Washington |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 41 | 38 | 45 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 58.55 | WT% | RAPID_ROCK | |
| TIO2 | 0.99 | WT% | RAPID_ROCK | |
| AL2O3 | 17.14 | WT% | RAPID_ROCK | |
| FEOT | 6.55 | WT% | RAPID_ROCK | |
| MNO | 0.12 | WT% | RAPID_ROCK | |
| MGO | 3.92 | WT% | RAPID_ROCK | |
| CAO | 7.74 | WT% | RAPID_ROCK | |
| NA2O | 3.3 | WT% | RAPID_ROCK | |
| K2O | 1.45 | WT% | RAPID_ROCK | |
| P2O5 | 0.23 | WT% | RAPID_ROCK | |
| TOTAL | 99.05 | WT% | RAPID_ROCK | |
| LOI | 1.95 | WT% | RAPID_ROCK |