Sample 93908
NavDat sample number 48580 · RHYOLITE
Sample
| Sample ID | 93908 |
|---|---|
| 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 |
|---|---|---|---|---|---|
| 0.506 | 0.49 | 0.521 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 78.11 | WT% | XRF | |
| TIO2 | 0.11 | WT% | XRF | |
| AL2O3 | 11.27 | WT% | XRF | |
| FE2O3 | 0.39 | WT% | XRF | |
| FEO | 0.39 | WT% | XRF | |
| FEOT | 0.74 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 0.28 | WT% | XRF | |
| CAO | 0.57 | WT% | XRF | |
| NA2O | 2.96 | WT% | XRF | |
| K2O | 4.38 | WT% | XRF | |
| P2O5 | 0.05 | WT% | XRF | |
| TOTAL | 98.56 | WT% | XRF | |
| RB | 239 | PPM | XRF | |
| SR | 27 | PPM | XRF | |
| ZR | 104 | PPM | XRF | |
| Y | 51 | PPM | XRF | |
| NB | 131 | PPM | XRF | |
| BA | 136 | PPM | XRF | |
| TH | 27 | PPM | XRF | |
| LA | 21 | PPM | XRF | |
| CE | 52 | PPM | XRF | |
| ND | 28 | PPM | XRF |