Sample 378
NavDat sample number 17842 · RHYOLITE
Sample
| Sample ID | 378 |
|---|---|
| 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 | 33.1981 |
|---|---|
| Longitude | -108.317 |
| Location | Bloodgood canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.3 | 23.5 | 31.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 78 | WT% | EDXRF | |
| TIO2 | 0.18 | WT% | EDXRF | |
| AL2O3 | 12 | WT% | EDXRF | |
| FEO | 1.15 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.18 | WT% | EDXRF | |
| NA2O | 3.65 | WT% | EDXRF | |
| K2O | 4.67 | WT% | EDXRF | |
| TOTAL | 99.88 | WT% | EDXRF | |
| BA | -30 | PPM | EDXRF | |
| CR | 9.3 | PPM | EDXRF | |
| HF | 6.8 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 232 | PPM | EDXRF | |
| SC | 2.8 | PPM | EDXRF | |
| SR | 22 | PPM | EDXRF | |
| TA | 1.8 | PPM | EDXRF | |
| TH | 26.3 | PPM | EDXRF | |
| U | 5.9 | PPM | EDXRF | |
| V | 10 | PPM | EDXRF | |
| Y | 72 | PPM | EDXRF | |
| ZN | 52 | PPM | EDXRF | |
| ZR | 192 | PPM | EDXRF | |
| LA | 37 | PPM | EDXRF | |
| CE | 78 | PPM | EDXRF | |
| ND | 27 | PPM | EDXRF | |
| SM | 12.1 | PPM | EDXRF | |
| EU | 0.57 | PPM | EDXRF | |
| TB | 1.39 | PPM | EDXRF | |
| YB | 5.82 | PPM | EDXRF | |
| LU | 1.04 | PPM | EDXRF |