Sample 485
NavDat sample number 17934 · RHYOLITE
Sample
| Sample ID | 485 |
|---|---|
| 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 | 33.5464 |
|---|---|
| Longitude | -108.451 |
| Location | Jerky mountain |
| 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 | 0.12 | WT% | EDXRF | |
| AL2O3 | 12 | WT% | EDXRF | |
| FEO | 0.85 | WT% | EDXRF | |
| MNO | 0.03 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.35 | WT% | EDXRF | |
| NA2O | 3.6 | WT% | EDXRF | |
| K2O | 4.89 | WT% | EDXRF | |
| TOTAL | 98.84 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 5.6 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 225 | PPM | EDXRF | |
| SC | 2.7 | PPM | EDXRF | |
| SR | 17 | PPM | EDXRF | |
| TA | 1.2 | PPM | EDXRF | |
| TH | 29.2 | PPM | EDXRF | |
| U | 5.4 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 39 | PPM | EDXRF | |
| ZN | 25 | PPM | EDXRF | |
| ZR | 119 | PPM | EDXRF | |
| LA | 50.9 | PPM | EDXRF | |
| CE | 84 | PPM | EDXRF | |
| ND | 24 | PPM | EDXRF | |
| SM | 3.2 | PPM | EDXRF | |
| EU | 0.41 | PPM | EDXRF | |
| TB | 0.58 | PPM | EDXRF | |
| YB | 4.15 | PPM | EDXRF | |
| LU | 0.68 | PPM | EDXRF |