Sample 160
NavDat sample number 17644 · RHYODACITE
Sample
| Sample ID | 160 |
|---|---|
| Rock name | RHYODACITE |
| 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 | 33.9192 |
|---|---|
| Longitude | -108.266 |
| Location | Horse Springs Canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32.4 | 29.1 | 35.9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66 | WT% | EDXRF | |
| TIO2 | 0.58 | WT% | EDXRF | |
| AL2O3 | 14 | WT% | EDXRF | |
| FEO | 2.88 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| MGO | 1 | WT% | EDXRF | |
| CAO | 3.06 | WT% | EDXRF | |
| NA2O | 4 | WT% | EDXRF | |
| K2O | 4.02 | WT% | EDXRF | |
| TOTAL | 95.6 | WT% | EDXRF | |
| BA | 1062 | PPM | EDXRF | |
| CR | 18 | PPM | EDXRF | |
| NI | 14 | PPM | EDXRF | |
| RB | 146 | PPM | EDXRF | |
| SR | 492 | PPM | EDXRF | |
| TH | 18.7 | PPM | EDXRF | |
| U | 2.5 | PPM | EDXRF | |
| V | 41 | PPM | EDXRF | |
| Y | 29 | PPM | EDXRF | |
| ZN | 33 | PPM | EDXRF | |
| ZR | 242 | PPM | EDXRF |