Sample 386
NavDat sample number 17850 · RHYOLITE
Sample
| Sample ID | 386 |
|---|---|
| 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 | 33.7458 |
|---|---|
| Longitude | -108.723 |
| Location | Bloodgood canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.3 | 26.5 | 28.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 78 | WT% | EDXRF | |
| TIO2 | 0.17 | WT% | EDXRF | |
| AL2O3 | 12 | WT% | EDXRF | |
| FEO | 1.04 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| MGO | 1 | WT% | EDXRF | |
| CAO | 0.21 | WT% | EDXRF | |
| NA2O | 3.85 | WT% | EDXRF | |
| K2O | 4.6 | WT% | EDXRF | |
| TOTAL | 100.93 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 7.9 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 249 | PPM | EDXRF | |
| SC | 3.5 | PPM | EDXRF | |
| SR | 19 | PPM | EDXRF | |
| TA | 1.9 | PPM | EDXRF | |
| TH | 27.7 | PPM | EDXRF | |
| U | 5.4 | PPM | EDXRF | |
| V | 11 | PPM | EDXRF | |
| Y | 70 | PPM | EDXRF | |
| ZN | 49 | PPM | EDXRF | |
| ZR | 170 | PPM | EDXRF | |
| LA | 37 | PPM | EDXRF | |
| CE | 87 | PPM | EDXRF | |
| SM | 11.8 | PPM | EDXRF | |
| EU | 0.57 | PPM | EDXRF | |
| TB | 1.77 | PPM | EDXRF | |
| YB | 6.59 | PPM | EDXRF | |
| LU | 1.06 | PPM | EDXRF |