Sample 183
NavDat sample number 17665 · RHYOLITE
Sample
| Sample ID | 183 |
|---|---|
| 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 | 32.9181 |
|---|---|
| Longitude | -107.613 |
| Location | Mimbres peak |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 29 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 72 | WT% | EDXRF | |
| TIO2 | 0.57 | WT% | EDXRF | |
| AL2O3 | 12.5 | WT% | EDXRF | |
| FEO | 3.01 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 2.73 | WT% | EDXRF | |
| NA2O | 2.5 | WT% | EDXRF | |
| K2O | 3.09 | WT% | EDXRF | |
| TOTAL | 96.45 | WT% | EDXRF | |
| BA | 854 | PPM | EDXRF | |
| CR | 17 | PPM | EDXRF | |
| NI | 16 | PPM | EDXRF | |
| RB | 119 | PPM | EDXRF | |
| SR | 410 | PPM | EDXRF | |
| U | 3 | PPM | EDXRF | |
| V | 43 | PPM | EDXRF | |
| Y | 23 | PPM | EDXRF | |
| ZN | 48 | PPM | EDXRF | |
| ZR | 231 | PPM | EDXRF |