Sample 443
NavDat sample number 17903 · RHYOLITE
Sample
| Sample ID | 443 |
|---|---|
| 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 | 33.3794 |
|---|---|
| Longitude | -108.764 |
| 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 | 71 | WT% | EDXRF | |
| TIO2 | 0.19 | WT% | EDXRF | |
| AL2O3 | 13.5 | WT% | EDXRF | |
| FEO | 1.34 | WT% | EDXRF | |
| MNO | 0.07 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.83 | WT% | EDXRF | |
| NA2O | 4.38 | WT% | EDXRF | |
| K2O | 5.39 | WT% | EDXRF | |
| TOTAL | 96.7 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 8.3 | PPM | EDXRF | |
| NI | 5 | PPM | EDXRF | |
| RB | 233 | PPM | EDXRF | |
| SC | 3.9 | PPM | EDXRF | |
| SR | 124 | PPM | EDXRF | |
| TA | 1.1 | PPM | EDXRF | |
| TH | 26.8 | PPM | EDXRF | |
| U | 6.4 | PPM | EDXRF | |
| V | 14 | PPM | EDXRF | |
| Y | 44 | PPM | EDXRF | |
| ZN | 51 | PPM | EDXRF | |
| ZR | 180 | PPM | EDXRF | |
| LA | 38.6 | PPM | EDXRF | |
| CE | 76 | PPM | EDXRF | |
| ND | 22 | PPM | EDXRF | |
| SM | 4.2 | PPM | EDXRF | |
| EU | 0.58 | PPM | EDXRF | |
| TB | 0.25 | PPM | EDXRF | |
| YB | 3.7 | PPM | EDXRF | |
| LU | 0.55 | PPM | EDXRF |