Sample 584
NavDat sample number 18009 · RHYODACITE
Sample
| Sample ID | 584 |
|---|---|
| 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 | 33.9769 |
|---|---|
| Longitude | -108.136 |
| Location | Horse mountain |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 22.5 | 20.5 | 24.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69 | WT% | EDXRF | |
| TIO2 | 0.47 | WT% | EDXRF | |
| AL2O3 | 13.5 | WT% | EDXRF | |
| FEO | 3.11 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| MGO | 1 | WT% | EDXRF | |
| CAO | 3.39 | WT% | EDXRF | |
| NA2O | 3.75 | WT% | EDXRF | |
| K2O | 2.78 | WT% | EDXRF | |
| BA | 789 | PPM | EDXRF | |
| CR | 16 | PPM | EDXRF | |
| HF | 5 | PPM | EDXRF | |
| NI | 14 | PPM | EDXRF | |
| RB | 71 | PPM | EDXRF | |
| SC | 7.9 | PPM | EDXRF | |
| SR | 344 | PPM | EDXRF | |
| TA | 0.6 | PPM | EDXRF | |
| TH | 4.7 | PPM | EDXRF | |
| U | 1.2 | PPM | EDXRF | |
| V | 44 | PPM | EDXRF | |
| Y | 26 | PPM | EDXRF | |
| ZN | 50 | PPM | EDXRF | |
| ZR | 194 | PPM | EDXRF | |
| LA | 27.7 | PPM | EDXRF | |
| CE | 65 | PPM | EDXRF | |
| SM | 5.1 | PPM | EDXRF | |
| EU | 1.2 | PPM | EDXRF | |
| TB | 0.74 | PPM | EDXRF | |
| YB | 2.75 | PPM | EDXRF | |
| LU | 0.4 | PPM | EDXRF |