Sample W-166434
NavDat sample number 6583 · PYROCLASTIC-FALL
Sample
| Sample ID | W-166434 |
|---|---|
| Rock name | PYROCLASTIC-FALL |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 46.2 |
|---|---|
| Longitude | -122.18 |
| State / province | Washington |
| Location comment | tephra layer T |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| -0.0018 | 0 | -0.00198 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64 | WT% | RAPID_ROCK | |
| AL2O3 | 17.1 | WT% | RAPID_ROCK | |
| FE2O3 | 5 | WT% | RAPID_ROCK | |
| MGO | 2.2 | WT% | RAPID_ROCK | |
| CAO | 4.8 | WT% | RAPID_ROCK | |
| NA2O | 4.5 | WT% | RAPID_ROCK | |
| K2O | 1.3 | WT% | RAPID_ROCK | |
| TIO2 | 0.68 | WT% | RAPID_ROCK | |
| P2O5 | 0.19 | WT% | RAPID_ROCK | |
| MNO | 0.1 | WT% | RAPID_ROCK |