Sample 335
NavDat sample number 17801 · RHYOLITE
Sample
| Sample ID | 335 |
|---|---|
| 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 | 33.3911 |
|---|---|
| Longitude | -108.935 |
| Location | Shelley peak |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.7 | 26 | 29 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 73 | WT% | EDXRF | |
| TIO2 | 0.3 | WT% | EDXRF | |
| AL2O3 | 14 | WT% | EDXRF | |
| FEO | 0.66 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | 1 | WT% | EDXRF | |
| CAO | 1.19 | WT% | EDXRF | |
| NA2O | 0.54 | WT% | EDXRF | |
| K2O | 4.76 | WT% | EDXRF | |
| TOTAL | 95.5 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | 7.8 | PPM | EDXRF | |
| HF | 3.4 | PPM | EDXRF | |
| NI | 7 | PPM | EDXRF | |
| RB | 179 | PPM | EDXRF | |
| SC | 2.1 | PPM | EDXRF | |
| SR | 164 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 17.3 | PPM | EDXRF | |
| U | 3.1 | PPM | EDXRF | |
| V | 29 | PPM | EDXRF | |
| Y | 38 | PPM | EDXRF | |
| ZN | 26 | PPM | EDXRF | |
| ZR | 231 | PPM | EDXRF | |
| LA | 26.8 | PPM | EDXRF | |
| CE | 66 | PPM | EDXRF | |
| SM | 2.6 | PPM | EDXRF | |
| EU | 0.46 | PPM | EDXRF | |
| TB | 0.16 | PPM | EDXRF | |
| YB | 2.6 | PPM | EDXRF | |
| LU | 0.35 | PPM | EDXRF |