Sample RTR-1
NavDat sample number 12687 · RHYOLITE
Sample
| Sample ID | RTR-1 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 31.2667 |
|---|---|
| Longitude | -105.475 |
| Location | Texan Mountain, Sierra Blanca area |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 45 | 38 | 48 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76.77 | WT% | PER_COM | |
| TIO2 | 0.02 | WT% | PER_COM | |
| AL2O3 | 12.17 | WT% | PER_COM | |
| FE2O3 | 1.54 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | 0.31 | WT% | XRF | |
| CAO | 0.15 | WT% | XRF | |
| NA2O | 4.46 | WT% | XRF | |
| K2O | 3.81 | WT% | XRF | |
| TOTAL | 100 | WT% | XRF | |
| SC | 2.81 | PPM | INAA | |
| CR | 25.4 | PPM | INAA | |
| RB | 1600 | PPM | INAA | |
| SR | 1951 | PPM | INAA | |
| Y | 163 | PPM | INAA | |
| ZR | 378 | PPM | INAA | |
| BA | 587 | PPM | INAA | |
| LA | 40.1 | PPM | INAA | |
| CE | 34.4 | PPM | INAA | |
| ND | 332.7 | PPM | INAA | |
| SM | 13.2 | PPM | INAA | |
| TH | 207 | PPM | INAA |