Sample 434
NavDat sample number 17895 · RHYODACITE
Sample
| Sample ID | 434 |
|---|---|
| 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 | 33.4328 |
|---|---|
| Longitude | -108.593 |
| Location | Willow creek |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 23 | 31 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 69 | WT% | EDXRF | |
| TIO2 | 0.67 | WT% | EDXRF | |
| AL2O3 | 16 | WT% | EDXRF | |
| FEO | 2.77 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| MGO | 1 | WT% | EDXRF | |
| CAO | 1.63 | WT% | EDXRF | |
| NA2O | 4.02 | WT% | EDXRF | |
| K2O | 4.61 | WT% | EDXRF | |
| TOTAL | 99.74 | WT% | EDXRF | |
| BA | 1295 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 10.4 | PPM | EDXRF | |
| NI | 11 | PPM | EDXRF | |
| RB | 158 | PPM | EDXRF | |
| SC | 8 | PPM | EDXRF | |
| SR | 257 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 18.9 | PPM | EDXRF | |
| U | 4.8 | PPM | EDXRF | |
| V | 40 | PPM | EDXRF | |
| Y | 45 | PPM | EDXRF | |
| ZN | 58 | PPM | EDXRF | |
| ZR | 466 | PPM | EDXRF | |
| LA | 74.7 | PPM | EDXRF | |
| CE | 130 | PPM | EDXRF | |
| ND | 102 | PPM | EDXRF | |
| EU | 2.36 | PPM | EDXRF | |
| TB | 1.44 | PPM | EDXRF | |
| YB | 3.97 | PPM | EDXRF | |
| LU | 0.65 | PPM | EDXRF |