Sample 477
NavDat sample number 17926 · RHYOLITE
Sample
| Sample ID | 477 |
|---|---|
| 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 | 33.1011 |
|---|---|
| Longitude | -108.013 |
| Location | Rocky canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 26 | 23 | 30 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77 | WT% | EDXRF | |
| TIO2 | 0.17 | WT% | EDXRF | |
| AL2O3 | 13 | WT% | EDXRF | |
| FEO | 1.11 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.31 | WT% | EDXRF | |
| NA2O | 3.35 | WT% | EDXRF | |
| K2O | 4.9 | WT% | EDXRF | |
| TOTAL | 99.88 | WT% | EDXRF | |
| BA | 11 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 7.5 | PPM | EDXRF | |
| NI | 6 | PPM | EDXRF | |
| RB | 222 | PPM | EDXRF | |
| SC | 3.4 | PPM | EDXRF | |
| SR | 66 | PPM | EDXRF | |
| TA | 2.4 | PPM | EDXRF | |
| TH | 25.5 | PPM | EDXRF | |
| U | 5.6 | PPM | EDXRF | |
| V | 12 | PPM | EDXRF | |
| Y | 64 | PPM | EDXRF | |
| ZN | 67 | PPM | EDXRF | |
| ZR | 196 | PPM | EDXRF | |
| LA | 64.1 | PPM | EDXRF | |
| CE | 123 | PPM | EDXRF | |
| SM | 14.2 | PPM | EDXRF | |
| EU | 1.34 | PPM | EDXRF | |
| TB | 1.68 | PPM | EDXRF | |
| YB | 6.67 | PPM | EDXRF | |
| LU | 1 | PPM | EDXRF |