Sample 505
NavDat sample number 17948 · RHYOLITE
Sample
| Sample ID | 505 |
|---|---|
| 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 | 33.3661 |
|---|---|
| Longitude | -108.749 |
| 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 |
|---|---|---|---|---|
| BA | 525 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 5.2 | PPM | EDXRF | |
| NI | 5 | PPM | EDXRF | |
| RB | 162 | PPM | EDXRF | |
| SC | 3.6 | PPM | EDXRF | |
| SR | 374 | PPM | EDXRF | |
| TA | 0.9 | PPM | EDXRF | |
| TH | 22.6 | PPM | EDXRF | |
| V | 25 | PPM | EDXRF | |
| Y | 33 | PPM | EDXRF | |
| ZN | 27 | PPM | EDXRF | |
| ZR | 200 | PPM | EDXRF | |
| LA | 46.7 | PPM | EDXRF | |
| CE | 86 | PPM | EDXRF | |
| SM | 5.5 | PPM | EDXRF | |
| EU | 0.91 | PPM | EDXRF | |
| TB | 0.65 | PPM | EDXRF | |
| YB | 2.14 | PPM | EDXRF | |
| LU | 0.4 | PPM | EDXRF | |
| SIO2 | 73.9 | WT% | EDXRF | |
| TIO2 | 0.18 | WT% | EDXRF | |
| AL2O3 | 12 | WT% | EDXRF | |
| FEO | 0.6 | WT% | EDXRF | |
| FE2O3 | 1.1 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| MGO | 0.77 | WT% | EDXRF | |
| CAO | 1.7 | WT% | EDXRF | |
| NA2O | 1.3 | WT% | EDXRF | |
| K2O | 4.3 | WT% | EDXRF | |
| P2O5 | 0.16 | WT% | EDXRF | |
| H2O_PLUS | 3.8 | WT% | EDXRF | |
| TOTAL | 99.93 | WT% | EDXRF |