Sample 58-172
NavDat sample number 5077 · RHYOLITE
Sample
| Sample ID | 58-172 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 29.2333 |
|---|---|
| Longitude | -103.4 |
| Location | lower 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 | 74.02 | WT% | UNKNOWN | |
| TIO2 | 0.19 | WT% | UNKNOWN | |
| AL2O3 | 11.53 | WT% | UNKNOWN | |
| FE2O3 | 4.04 | WT% | UNKNOWN | |
| MNO | 0.09 | WT% | UNKNOWN | |
| MGO | 0.04 | WT% | UNKNOWN | |
| CAO | 0.25 | WT% | UNKNOWN | |
| NA2O | 5.15 | WT% | UNKNOWN | |
| K2O | 4.69 | WT% | UNKNOWN | |
| P2O5 | 0.01 | WT% | UNKNOWN | |
| TOTAL | 100.01 | WT% | UNKNOWN | |
| RB | 385 | PPM | UNKNOWN | |
| SR | 5 | PPM | UNKNOWN | |
| Y | 135 | PPM | UNKNOWN | |
| NB | 225 | PPM | UNKNOWN | |
| TH | 60 | PPM | UNKNOWN |