Sample 95842
NavDat sample number 48577 · RHYOLITE
Sample
| Sample ID | 95842 |
|---|---|
| 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 | 77.76 | WT% | XRF | |
| TIO2 | 0.13 | WT% | XRF | |
| AL2O3 | 13.09 | WT% | XRF | |
| FE2O3 | 0.4 | WT% | XRF | |
| FEO | 0.4 | WT% | XRF | |
| FEOT | 0.75 | WT% | XRF | |
| MNO | 0.05 | WT% | XRF | |
| MGO | 0.17 | WT% | XRF | |
| CAO | 0.5 | WT% | XRF | |
| NA2O | 3.78 | WT% | XRF | |
| K2O | 4.38 | WT% | XRF | |
| P2O5 | 0.05 | WT% | XRF | |
| TOTAL | 100.71 | WT% | XRF | |
| RB | 210 | PPM | XRF | |
| SR | 31 | PPM | XRF | |
| ZR | 104 | PPM | XRF | |
| Y | 55 | PPM | XRF | |
| NB | 69 | PPM | XRF | |
| BA | 118 | PPM | XRF | |
| TH | 32 | PPM | XRF | |
| LA | 24 | PPM | XRF | |
| CE | 72 | PPM | XRF | |
| ND | 36 | PPM | XRF |