Sample 95821
NavDat sample number 48581 · RHYOLITE
Sample
| Sample ID | 95821 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 35.88 |
|---|---|
| Longitude | -106.53 |
| Location | Valles Caldera |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 0.062 | 0.05 | 0.073 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72.76 | WT% | XRF | |
| TIO2 | 0.35 | WT% | XRF | |
| AL2O3 | 14.77 | WT% | XRF | |
| FE2O3 | 1.15 | WT% | XRF | |
| FEO | 1.15 | WT% | XRF | |
| FEOT | 2.17 | WT% | XRF | |
| MNO | 0.06 | WT% | XRF | |
| MGO | 0.62 | WT% | XRF | |
| CAO | 1.64 | WT% | XRF | |
| NA2O | 3.38 | WT% | XRF | |
| K2O | 3.97 | WT% | XRF | |
| P2O5 | 0.12 | WT% | XRF | |
| TOTAL | 99.97 | WT% | XRF | |
| RB | 137 | PPM | XRF | |
| SR | 212 | PPM | XRF | |
| ZR | 154 | PPM | XRF | |
| Y | 30 | PPM | XRF | |
| NB | 41 | PPM | XRF | |
| BA | 633 | PPM | XRF | |
| TH | 20 | PPM | XRF | |
| LA | 29 | PPM | XRF | |
| CE | 85 | PPM | XRF | |
| ND | 46 | PPM | XRF |