Sample 351
NavDat sample number 17817 · RHYOLITE
Sample
| Sample ID | 351 |
|---|---|
| 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 | 33.3039 |
|---|---|
| Longitude | -108.327 |
| 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 | 75 | WT% | EDXRF | |
| TIO2 | 0.17 | WT% | EDXRF | |
| AL2O3 | 12.5 | WT% | EDXRF | |
| FEO | 1.07 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.08 | WT% | EDXRF | |
| NA2O | 3.73 | WT% | EDXRF | |
| K2O | 5.05 | WT% | EDXRF | |
| TOTAL | 97.65 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 8.5 | PPM | EDXRF | |
| NI | 6 | PPM | EDXRF | |
| RB | 275 | PPM | EDXRF | |
| SC | 3.6 | PPM | EDXRF | |
| SR | 5 | PPM | EDXRF | |
| TA | 2.1 | PPM | EDXRF | |
| TH | 31.1 | PPM | EDXRF | |
| U | 6.4 | PPM | EDXRF | |
| V | 11 | PPM | EDXRF | |
| Y | 92 | PPM | EDXRF | |
| ZN | 78 | PPM | EDXRF | |
| ZR | 187 | PPM | EDXRF | |
| LA | 39.2 | PPM | EDXRF | |
| CE | 99 | PPM | EDXRF | |
| SM | 14.3 | PPM | EDXRF | |
| EU | -0.3 | PPM | EDXRF | |
| TB | 2.04 | PPM | EDXRF | |
| YB | 9.2 | PPM | EDXRF | |
| LU | 1.48 | PPM | EDXRF |