Sample 2
NavDat sample number 130913 · TUFF
Sample
| Sample ID | 2 |
|---|---|
| Rock name | TUFF |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Wall Mountain Tuff |
Location
| Latitude | 38.5 |
|---|---|
| Longitude | -105.5 |
| State / province | Colorado |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 36 | 32.4 | 39.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.7 | WT% | RAPID_ROCK | |
| TIO2 | 0.43 | WT% | RAPID_ROCK | |
| AL2O3 | 15.5 | WT% | RAPID_ROCK | |
| FE2O3 | 1.8 | WT% | RAPID_ROCK | |
| FEO | 0.24 | WT% | RAPID_ROCK | |
| MNO | 0.02 | WT% | RAPID_ROCK | |
| MGO | 0.42 | WT% | RAPID_ROCK | |
| CAO | 0.75 | WT% | RAPID_ROCK | |
| NA2O | 2.9 | WT% | RAPID_ROCK | |
| K2O | 5.5 | WT% | RAPID_ROCK | |
| P2O5 | 0.08 | WT% | RAPID_ROCK | |
| H2O_PLUS | 1.4 | WT% | RAPID_ROCK | |
| H2O_MINUS | 0.96 | WT% | RAPID_ROCK | |
| CO2 | 0.05 | WT% | RAPID_ROCK | |
| TOTAL | 99.75 | WT% | RAPID_ROCK |