Sample 156
NavDat sample number 17640 · RHYOLITE
Sample
| Sample ID | 156 |
|---|---|
| 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 | 33.3661 |
|---|---|
| Longitude | -108.808 |
| Location | Cooney Qtz. |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32.5 | 31 | 34 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 79 | WT% | EDXRF | |
| TIO2 | 0.12 | WT% | EDXRF | |
| AL2O3 | 14.5 | WT% | EDXRF | |
| FEO | 0.81 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | -0.05 | WT% | EDXRF | |
| NA2O | 0.44 | WT% | EDXRF | |
| K2O | 4.31 | WT% | EDXRF | |
| TOTAL | 99.23 | WT% | EDXRF | |
| BA | 203 | PPM | EDXRF | |
| CR | -1 | PPM | EDXRF | |
| HF | 6.3 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 114 | PPM | EDXRF | |
| SC | 3 | PPM | EDXRF | |
| SR | 17 | PPM | EDXRF | |
| TA | 0.8 | PPM | EDXRF | |
| TH | 15.8 | PPM | EDXRF | |
| U | 1.7 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 34 | PPM | EDXRF | |
| ZN | 32 | PPM | EDXRF | |
| ZR | 143 | PPM | EDXRF | |
| LA | 46.6 | PPM | EDXRF | |
| CE | 70 | PPM | EDXRF | |
| ND | 15 | PPM | EDXRF | |
| SM | 6.1 | PPM | EDXRF | |
| EU | 0.58 | PPM | EDXRF | |
| TB | 0.67 | PPM | EDXRF | |
| YB | 2.73 | PPM | EDXRF | |
| LU | 0.4 | PPM | EDXRF |