Sample 446
NavDat sample number 17906 · RHYOLITE
Sample
| Sample ID | 446 |
|---|---|
| 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 | 33.365 |
|---|---|
| Longitude | -108.255 |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 23 | 31 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 76 | WT% | EDXRF | |
| TIO2 | 0.13 | WT% | EDXRF | |
| AL2O3 | 13 | WT% | EDXRF | |
| FEO | 0.8 | WT% | EDXRF | |
| MNO | 0.08 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.21 | WT% | EDXRF | |
| NA2O | 3.52 | WT% | EDXRF | |
| K2O | 5.27 | WT% | EDXRF | |
| TOTAL | 99.01 | WT% | EDXRF | |
| BA | 106 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 6.2 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 256 | PPM | EDXRF | |
| SC | 2.5 | PPM | EDXRF | |
| SR | 32 | PPM | EDXRF | |
| TA | 1.6 | PPM | EDXRF | |
| TH | 27.8 | PPM | EDXRF | |
| U | 5.8 | PPM | EDXRF | |
| V | 10 | PPM | EDXRF | |
| Y | 42 | PPM | EDXRF | |
| ZN | 24 | PPM | EDXRF | |
| ZR | 137 | PPM | EDXRF | |
| LA | 37.9 | PPM | EDXRF | |
| CE | 87 | PPM | EDXRF | |
| SM | 4.1 | PPM | EDXRF | |
| EU | 0.36 | PPM | EDXRF | |
| TB | 0.57 | PPM | EDXRF | |
| YB | 3.68 | PPM | EDXRF | |
| LU | 0.66 | PPM | EDXRF |