Sample 137-T
NavDat sample number 21900 · RHYOLITE
Sample
| Sample ID | 137-T |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | rhyolite plug |
Location
| Latitude | 35.3575 |
|---|---|
| Longitude | -115.085 |
| Location | Castle Mountains, southern Nevada and eastern California |
| State / province | California |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 14.4 | 14.2 | 14.6 |
Analyses
Mineral
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 71.9 | WT% | UNKNOWN | |
| TIO2 | 0.3 | WT% | UNKNOWN | |
| AL2O3 | 14.2 | WT% | UNKNOWN | |
| FEO | 1.6 | WT% | UNKNOWN | |
| MNO | 0.05 | WT% | UNKNOWN | |
| MGO | 0.45 | WT% | UNKNOWN | |
| CAO | 1.21 | WT% | UNKNOWN | |
| NA2O | 3.84 | WT% | UNKNOWN | |
| K2O | 4.92 | WT% | UNKNOWN | |
| P2O5 | 0.08 | WT% | UNKNOWN | |
| H2O_PLUS | 0.43 | WT% | UNKNOWN | |
| H2O_MINUS | 0.33 | WT% | UNKNOWN | |
| CO2 | 0.24 | WT% | UNKNOWN | |
| FE2O3 | 1.56 | WT% | GRAV | |
| RB | 175 | PPM | XRF | |
| SR | 157 | PPM | XRF | |
| Y | 16 | PPM | XRF | |
| ZR | 237 | PPM | XRF | |
| BA | 474 | PPM | XRF | |
| SR87_SR86 | 0.70899 | XRF |