Sample 508
NavDat sample number 17951 · RHYOLITE
Sample
| Sample ID | 508 |
|---|---|
| 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 | 33.3733 |
|---|---|
| Longitude | -108.724 |
| Location | Deadwood gulch |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 25 | 22 | 28 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75 | WT% | EDXRF | |
| TIO2 | 0.12 | WT% | EDXRF | |
| AL2O3 | 12.5 | WT% | EDXRF | |
| FEO | 0.88 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.52 | WT% | EDXRF | |
| NA2O | 2.84 | WT% | EDXRF | |
| K2O | 5.27 | WT% | EDXRF | |
| TOTAL | 97.18 | WT% | EDXRF | |
| BA | -30 | PPM | EDXRF | |
| CR | 7.6 | PPM | EDXRF | |
| HF | 6.4 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 343 | PPM | EDXRF | |
| SC | 2.2 | PPM | EDXRF | |
| SR | 9 | PPM | EDXRF | |
| TA | 1.7 | PPM | EDXRF | |
| TH | 27.1 | PPM | EDXRF | |
| U | 7 | PPM | EDXRF | |
| V | 13 | PPM | EDXRF | |
| Y | 48 | PPM | EDXRF | |
| ZN | 42 | PPM | EDXRF | |
| ZR | 129 | PPM | EDXRF | |
| LA | 40.5 | PPM | EDXRF | |
| CE | 64 | PPM | EDXRF | |
| ND | 15 | PPM | EDXRF | |
| SM | 5.3 | PPM | EDXRF | |
| EU | 0.27 | PPM | EDXRF | |
| TB | 0.94 | PPM | EDXRF | |
| YB | 3.34 | PPM | EDXRF | |
| LU | 0.59 | PPM | EDXRF |