Sample 349
NavDat sample number 17815 · RHYOLITE
Sample
| Sample ID | 349 |
|---|---|
| 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 | 33.1986 |
|---|---|
| Longitude | -108.341 |
| Location | Diablo range |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.6 | 26.6 | 28.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77 | WT% | EDXRF | |
| TIO2 | 0.12 | WT% | EDXRF | |
| AL2O3 | 13.5 | WT% | EDXRF | |
| FEO | 0.89 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | -0.05 | WT% | EDXRF | |
| NA2O | 3.46 | WT% | EDXRF | |
| K2O | 4.88 | WT% | EDXRF | |
| TOTAL | 99.89 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | 5 | PPM | EDXRF | |
| HF | 7.6 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 286 | PPM | EDXRF | |
| SC | 3.4 | PPM | EDXRF | |
| SR | 5 | PPM | EDXRF | |
| TA | 2.1 | PPM | EDXRF | |
| TH | 31.1 | PPM | EDXRF | |
| U | 6.1 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 51 | PPM | EDXRF | |
| ZN | 49 | PPM | EDXRF | |
| ZR | 159 | PPM | EDXRF | |
| LA | 23.7 | PPM | EDXRF | |
| CE | 67 | PPM | EDXRF | |
| SM | 7 | PPM | EDXRF | |
| EU | 0.51 | PPM | EDXRF | |
| TB | 0.88 | PPM | EDXRF | |
| YB | 5.25 | PPM | EDXRF | |
| LU | 0.79 | PPM | EDXRF |