Sample 77
NavDat sample number 17579 · RHYOLITE
Sample
| Sample ID | 77 |
|---|---|
| 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 | 34.18 |
|---|---|
| Longitude | -107.93 |
| Location | Datil Well |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 34.6 | 31 | 37 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 71.29 | WT% | EDXRF | |
| TIO2 | 0.23 | WT% | EDXRF | |
| AL2O3 | 14.75 | WT% | EDXRF | |
| FEO | 0.55 | WT% | EDXRF | |
| FE2O3 | 1.59 | WT% | EDXRF | |
| MNO | 0.02 | WT% | EDXRF | |
| MGO | 0.2 | WT% | EDXRF | |
| CAO | 0.42 | WT% | EDXRF | |
| NA2O | 3.48 | WT% | EDXRF | |
| K2O | 5.84 | WT% | EDXRF | |
| P2O5 | 0.03 | WT% | EDXRF | |
| H2O_PLUS | 0.61 | WT% | EDXRF | |
| TOTAL | 99.23 | WT% | EDXRF | |
| BA | 405 | PPM | EDXRF | |
| CR | 8.7 | PPM | EDXRF | |
| HF | 10.8 | PPM | EDXRF | |
| NI | 7 | PPM | EDXRF | |
| RB | 235 | PPM | EDXRF | |
| SC | 4.3 | PPM | EDXRF | |
| SR | 39 | PPM | EDXRF | |
| TA | 2 | PPM | EDXRF | |
| TH | 27.1 | PPM | EDXRF | |
| U | 6 | PPM | EDXRF | |
| V | 27 | PPM | EDXRF | |
| Y | 47 | PPM | EDXRF | |
| ZN | 38 | PPM | EDXRF | |
| ZR | 348 | PPM | EDXRF | |
| LA | 73.7 | PPM | EDXRF | |
| CE | 123 | PPM | EDXRF | |
| ND | 58 | PPM | EDXRF | |
| SM | 10.9 | PPM | EDXRF | |
| EU | 1.46 | PPM | EDXRF | |
| TB | 1.35 | PPM | EDXRF | |
| YB | 4.25 | PPM | EDXRF | |
| LU | 0.66 | PPM | EDXRF |