Sample MGE569
NavDat sample number 16175 · RHYOLITE
Sample
| Sample ID | MGE569 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 30.05 |
|---|---|
| Longitude | -104.41 |
| Location | post-caldera lava, Infiernito caldera |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 36 | 26 | 38 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.6 | WT% | XRF | |
| TIO2 | 0.77 | WT% | XRF | |
| AL2O3 | 15.4 | WT% | XRF | |
| FE2O3 | 1.89 | WT% | XRF | |
| FEO | 1.65 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| MGO | 0.69 | WT% | XRF | |
| CAO | 2.01 | WT% | XRF | |
| NA2O | 3.64 | WT% | XRF | |
| K2O | 5.11 | WT% | XRF | |
| P2O5 | 0.23 | WT% | XRF | |
| H2O_PLUS | 3.42 | WT% | XRF | |
| TOTAL | 100.5 | WT% | XRF | |
| RB | 291 | PPM | ICPMS | |
| SR | 294 | PPM | ICPMS | |
| Y | 41 | PPM | ICPMS | |
| ZR | 498 | PPM | ICPMS | |
| NB | 46 | PPM | ICPMS | |
| BA | 1090 | PPM | ICPMS |