Sample 55-169
NavDat sample number 5084 · RHYOLITE
Sample
| Sample ID | 55-169 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 29.2333 |
|---|---|
| Longitude | -103.4 |
| Location | upper flow, Burro Mesa Rhyolite at Burro Mesa Pouroff |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 29 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74.49 | WT% | UNKNOWN | |
| TIO2 | 0.25 | WT% | UNKNOWN | |
| AL2O3 | 10.65 | WT% | UNKNOWN | |
| FE2O3 | 4.75 | WT% | UNKNOWN | |
| MNO | 0.1 | WT% | UNKNOWN | |
| MGO | 0.07 | WT% | UNKNOWN | |
| CAO | 0.4 | WT% | UNKNOWN | |
| NA2O | 4.36 | WT% | UNKNOWN | |
| K2O | 4.91 | WT% | UNKNOWN | |
| P2O5 | 0.01 | WT% | UNKNOWN | |
| TOTAL | 99.99 | WT% | UNKNOWN | |
| RB | 465 | PPM | UNKNOWN | |
| SR | 9 | PPM | UNKNOWN | |
| Y | 186 | PPM | UNKNOWN | |
| NB | 332 | PPM | UNKNOWN | |
| TH | 80 | PPM | UNKNOWN |