Sample M77-166
NavDat sample number 9025 · RHYOLITE
Sample
| Sample ID | M77-166 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 47.1433 |
|---|---|
| Longitude | -121.192 |
| 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 | 79.81 | WT% | RAPID_ROCK | |
| TIO2 | 0.18 | WT% | RAPID_ROCK | |
| AL2O3 | 12.04 | WT% | RAPID_ROCK | |
| FEOT | 0.34 | WT% | RAPID_ROCK | |
| MNO | 0.01 | WT% | RAPID_ROCK | |
| MGO | 0.01 | WT% | RAPID_ROCK | |
| CAO | 0.15 | WT% | RAPID_ROCK | |
| NA2O | 3.14 | WT% | RAPID_ROCK | |
| K2O | 4.25 | WT% | RAPID_ROCK | |
| P2O5 | 0.07 | WT% | RAPID_ROCK | |
| TOTAL | 100.15 | WT% | RAPID_ROCK | |
| LOI | 1.27 | WT% | RAPID_ROCK |