Sample 649
NavDat sample number 18059 · RHYOLITE
Sample
| Sample ID | 649 |
|---|---|
| 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 | 33.1119 |
|---|---|
| Longitude | -109.023 |
| Location | Mule creek |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 19.5 | 18 | 22 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74 | WT% | EDXRF | |
| TIO2 | 0.11 | WT% | EDXRF | |
| AL2O3 | 13.5 | WT% | EDXRF | |
| FEO | 1.11 | WT% | EDXRF | |
| MNO | 0.1 | WT% | EDXRF | |
| MGO | 1 | WT% | EDXRF | |
| CAO | 0.75 | WT% | EDXRF | |
| NA2O | 2 | WT% | EDXRF | |
| K2O | 5.78 | WT% | EDXRF | |
| TOTAL | 98.35 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | 5 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 351 | PPM | EDXRF | |
| SR | 66 | PPM | EDXRF | |
| TH | 36.7 | PPM | EDXRF | |
| U | 6.8 | PPM | EDXRF | |
| V | 10 | PPM | EDXRF | |
| Y | 55 | PPM | EDXRF | |
| ZN | 61 | PPM | EDXRF | |
| ZR | 96 | PPM | EDXRF |