Sample MGE752
NavDat sample number 16177 · RHYOLITE
Sample
| Sample ID | MGE752 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 30.0333 |
|---|---|
| Longitude | -104.467 |
| 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 | 68.61 | WT% | XRF | |
| TIO2 | 0.76 | WT% | XRF | |
| AL2O3 | 15.12 | WT% | XRF | |
| FE2O3 | 3.15 | WT% | XRF | |
| FEO | 0.55 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 0.38 | WT% | XRF | |
| CAO | 1.44 | WT% | XRF | |
| NA2O | 4.35 | WT% | XRF | |
| K2O | 5.06 | WT% | XRF | |
| P2O5 | 0.22 | WT% | XRF | |
| H2O_PLUS | 0.3 | WT% | XRF | |
| TOTAL | 99.99 | WT% | XRF | |
| RB | 131 | PPM | ICPMS | |
| SR | 255 | PPM | ICPMS | |
| Y | 39 | PPM | ICPMS | |
| ZR | 493 | PPM | ICPMS | |
| NB | 55 | PPM | ICPMS | |
| BA | 1020 | PPM | ICPMS |