Sample 174
NavDat sample number 17656 · RHYOLITE
Sample
| Sample ID | 174 |
|---|---|
| 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 | 32.675 |
|---|---|
| Longitude | -107.84 |
| Location | Mimbres peak |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 31 | 33 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 74 | WT% | EDXRF | |
| TIO2 | 0.16 | WT% | EDXRF | |
| AL2O3 | 11 | WT% | EDXRF | |
| FEO | 0.87 | WT% | EDXRF | |
| MNO | 0.07 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.57 | WT% | EDXRF | |
| NA2O | 4.59 | WT% | EDXRF | |
| K2O | 2.85 | WT% | EDXRF | |
| TOTAL | 94.11 | WT% | EDXRF | |
| BA | 157 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 5.5 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 263 | PPM | EDXRF | |
| SC | 3 | PPM | EDXRF | |
| SR | 60 | PPM | EDXRF | |
| TA | 1.4 | PPM | EDXRF | |
| TH | 22 | PPM | EDXRF | |
| U | 5.1 | PPM | EDXRF | |
| V | 16 | PPM | EDXRF | |
| Y | 37 | PPM | EDXRF | |
| ZN | 52 | PPM | EDXRF | |
| ZR | 114 | PPM | EDXRF | |
| LA | 40.1 | PPM | EDXRF | |
| CE | 76 | PPM | EDXRF | |
| ND | 36 | PPM | EDXRF | |
| SM | 2.5 | PPM | EDXRF | |
| EU | 0.52 | PPM | EDXRF | |
| YB | 2.88 | PPM | EDXRF | |
| LU | 0.4 | PPM | EDXRF |