Sample 391
NavDat sample number 17855 · RHYOLITE
Sample
| Sample ID | 391 |
|---|---|
| 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 | 33.1 |
|---|---|
| Longitude | -108.316 |
| 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 |
|---|---|---|---|---|
| BA | 140 | PPM | EDXRF | |
| CR | 8.3 | PPM | EDXRF | |
| HF | 10.1 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 254 | PPM | EDXRF | |
| SC | 3.1 | PPM | EDXRF | |
| SR | 23 | PPM | EDXRF | |
| TA | 2.3 | PPM | EDXRF | |
| TH | 23.9 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 55 | PPM | EDXRF | |
| ZN | 41 | PPM | EDXRF | |
| ZR | 219 | PPM | EDXRF | |
| LA | 31.4 | PPM | EDXRF | |
| CE | 65 | PPM | EDXRF | |
| SM | 10.2 | PPM | EDXRF | |
| EU | 0.66 | PPM | EDXRF | |
| TB | 1.45 | PPM | EDXRF | |
| YB | 5.45 | PPM | EDXRF | |
| LU | 0.91 | PPM | EDXRF | |
| SIO2 | 75.7 | WT% | EDXRF | |
| TIO2 | 0.27 | WT% | EDXRF | |
| AL2O3 | 12.9 | WT% | EDXRF | |
| FEO | 0.36 | WT% | EDXRF | |
| FE2O3 | 0.9 | WT% | EDXRF | |
| MNO | 0.03 | WT% | EDXRF | |
| MGO | 0.1 | WT% | EDXRF | |
| CAO | 0.29 | WT% | EDXRF | |
| NA2O | 3 | WT% | EDXRF | |
| K2O | 5.2 | WT% | EDXRF | |
| P2O5 | 0.02 | WT% | EDXRF | |
| H2O_PLUS | 0.73 | WT% | EDXRF | |
| TOTAL | 99.58 | WT% | EDXRF |