Sample H88-87
NavDat sample number 33636 · RHYOLITE
Sample
| Sample ID | H88-87 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
Location
| Latitude | 30.5383 |
|---|---|
| Longitude | -103.848 |
| Location | intrusive, |
| State / province | Texas |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32.84 | 32.72 | 32.96 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69.79 | WT% | XRF | |
| TIO2 | 0.17 | WT% | XRF | |
| AL2O3 | 15.1 | WT% | XRF | |
| FEOT | 2.81 | WT% | XRF | |
| MNO | 0.15 | WT% | XRF | |
| MGO | 0.1 | WT% | XRF | |
| CAO | 0.4 | WT% | XRF | |
| NA2O | 6.43 | WT% | XRF | |
| K2O | 5.02 | WT% | XRF | |
| P2O5 | 0.02 | WT% | XRF | |
| H2O_PLUS | 0.41 | WT% | XRF | |
| TOTAL | 99.67 | WT% | XRF | |
| SC | 4 | PPM | XRF | |
| NI | 13 | PPM | XRF | |
| CU | 3 | PPM | XRF | |
| ZN | 121 | PPM | XRF | |
| GA | 22 | PPM | XRF | |
| RB | 185 | PPM | XRF | |
| SR | 10 | PPM | XRF | |
| Y | 66 | PPM | XRF | |
| ZR | 627 | PPM | XRF | |
| NB | 83 | PPM | XRF | |
| LA | 95 | PPM | XRF | |
| CE | 175 | PPM | XRF | |
| TA | 18 | PPM | XRF | |
| PB | 14 | PPM | XRF |