Sample M77-162
NavDat sample number 9024 · RHYOLITE
Sample
| Sample ID | M77-162 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 47.1783 |
|---|---|
| Longitude | -121.187 |
| 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 | 76.02 | WT% | RAPID_ROCK | |
| TIO2 | 0.33 | WT% | RAPID_ROCK | |
| AL2O3 | 13.14 | WT% | RAPID_ROCK | |
| FEOT | 1.75 | WT% | RAPID_ROCK | |
| MNO | 0 | WT% | RAPID_ROCK | |
| MGO | 0.37 | WT% | RAPID_ROCK | |
| CAO | 0.55 | WT% | RAPID_ROCK | |
| NA2O | 3.54 | WT% | RAPID_ROCK | |
| K2O | 4.25 | WT% | RAPID_ROCK | |
| P2O5 | 0.05 | WT% | RAPID_ROCK | |
| TOTAL | 100.55 | WT% | RAPID_ROCK | |
| LOI | 1.5 | WT% | RAPID_ROCK |