Sample 263
NavDat sample number 17737 · RHYOLITE
Sample
| Sample ID | 263 |
|---|---|
| Rock name | RHYOLITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Maximum and minimum ages given are approximations based on average error of previous K-Ar dating. |
Location
| Latitude | 32.7586 |
|---|---|
| Longitude | -108.096 |
| Location | Caballo Blanco |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 29.8 | 28.8 | 30.8 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75 | WT% | EDXRF | |
| TIO2 | 0.25 | WT% | EDXRF | |
| AL2O3 | 13.5 | WT% | EDXRF | |
| FEO | 1.38 | WT% | EDXRF | |
| FE2O3 | 0.02 | WT% | EDXRF | |
| MNO | -1 | WT% | EDXRF | |
| MGO | 1.18 | WT% | EDXRF | |
| CAO | 3.43 | WT% | EDXRF | |
| NA2O | 4.38 | WT% | EDXRF | |
| TOTAL | 99.14 | WT% | EDXRF | |
| BA | 808 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 4.4 | PPM | EDXRF | |
| NI | 4 | PPM | EDXRF | |
| RB | 118 | PPM | EDXRF | |
| SC | 3.2 | PPM | EDXRF | |
| SR | 152 | PPM | EDXRF | |
| TA | -0.5 | PPM | EDXRF | |
| TH | 15.2 | PPM | EDXRF | |
| U | 2 | PPM | EDXRF | |
| V | 28 | PPM | EDXRF | |
| Y | 26 | PPM | EDXRF | |
| ZN | 33 | PPM | EDXRF | |
| ZR | 147 | PPM | EDXRF | |
| LA | 51.7 | PPM | EDXRF | |
| CE | 98 | PPM | EDXRF | |
| ND | 36 | PPM | EDXRF | |
| SM | 4.9 | PPM | EDXRF | |
| EU | 1.04 | PPM | EDXRF | |
| TB | 0.65 | PPM | EDXRF | |
| YB | 2.02 | PPM | EDXRF | |
| LU | 0.36 | PPM | EDXRF |