Sample 441
NavDat sample number 17901 · RHYOLITE
Sample
| Sample ID | 441 |
|---|---|
| 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 | 33.3228 |
|---|---|
| Longitude | -108.808 |
| 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 | 79.44 | WT% | EDXRF | |
| TIO2 | 0.12 | WT% | EDXRF | |
| AL2O3 | 11 | WT% | EDXRF | |
| FEO | 0.69 | WT% | EDXRF | |
| MNO | 0.02 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.35 | WT% | EDXRF | |
| NA2O | 0.89 | WT% | EDXRF | |
| K2O | 6.97 | WT% | EDXRF | |
| TOTAL | 99.48 | WT% | EDXRF | |
| BA | 132 | PPM | EDXRF | |
| CR | 35 | PPM | EDXRF | |
| HF | 6.3 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 359 | PPM | EDXRF | |
| SC | 2.2 | PPM | EDXRF | |
| SR | 32 | PPM | EDXRF | |
| TA | 1.5 | PPM | EDXRF | |
| TH | 19.5 | PPM | EDXRF | |
| U | 7.4 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 45 | PPM | EDXRF | |
| ZN | 21 | PPM | EDXRF | |
| ZR | 156 | PPM | EDXRF | |
| LA | 39.2 | PPM | EDXRF | |
| CE | 64 | PPM | EDXRF | |
| ND | 16 | PPM | EDXRF | |
| SM | 5.9 | PPM | EDXRF | |
| EU | 0.34 | PPM | EDXRF | |
| TB | 0.81 | PPM | EDXRF | |
| YB | 2.39 | PPM | EDXRF | |
| LU | 0.52 | PPM | EDXRF |