Sample 381
NavDat sample number 17845 · RHYOLITE
Sample
| Sample ID | 381 |
|---|---|
| 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 | 33.0875 |
|---|---|
| Longitude | -108.525 |
| 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 | 77 | WT% | EDXRF | |
| TIO2 | 0.14 | WT% | EDXRF | |
| AL2O3 | 13 | WT% | EDXRF | |
| FEO | 0.89 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.1 | WT% | EDXRF | |
| NA2O | 3.67 | WT% | EDXRF | |
| K2O | 4.96 | WT% | EDXRF | |
| TOTAL | 99.82 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 8.6 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 269 | PPM | EDXRF | |
| SC | 3.4 | PPM | EDXRF | |
| SR | 7 | PPM | EDXRF | |
| TA | 2.1 | PPM | EDXRF | |
| TH | 31.9 | PPM | EDXRF | |
| U | 6.3 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 59 | PPM | EDXRF | |
| ZN | 65 | PPM | EDXRF | |
| ZR | 167 | PPM | EDXRF | |
| LA | 30.3 | PPM | EDXRF | |
| CE | 70 | PPM | EDXRF | |
| ND | 36 | PPM | EDXRF | |
| SM | 8.1 | PPM | EDXRF | |
| EU | 0.49 | PPM | EDXRF | |
| TB | 1.15 | PPM | EDXRF | |
| YB | 6.24 | PPM | EDXRF | |
| LU | 1.04 | PPM | EDXRF |