Sample 509
NavDat sample number 17952 · RHYOLITE
Sample
| Sample ID | 509 |
|---|---|
| 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 | 33.3897 |
|---|---|
| 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 | 11.5 | WT% | EDXRF | |
| FEO | 0.86 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.47 | WT% | EDXRF | |
| NA2O | 3.28 | WT% | EDXRF | |
| K2O | 5.14 | WT% | EDXRF | |
| TOTAL | 96.43 | WT% | EDXRF | |
| BA | 99 | PPM | EDXRF | |
| CR | 4.9 | PPM | EDXRF | |
| HF | 5.8 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 255 | PPM | EDXRF | |
| SC | 2.2 | PPM | EDXRF | |
| SR | 11 | PPM | EDXRF | |
| TA | 1.5 | PPM | EDXRF | |
| TH | 26.2 | PPM | EDXRF | |
| U | 7 | PPM | EDXRF | |
| V | 13 | PPM | EDXRF | |
| Y | 44 | PPM | EDXRF | |
| ZN | 47 | PPM | EDXRF | |
| ZR | 134 | PPM | EDXRF | |
| LA | 40.2 | PPM | EDXRF | |
| CE | 56 | PPM | EDXRF | |
| ND | 25 | PPM | EDXRF | |
| SM | 5.2 | PPM | EDXRF | |
| EU | 0.13 | PPM | EDXRF | |
| TB | 0.62 | PPM | EDXRF | |
| YB | 3.75 | PPM | EDXRF | |
| LU | 0.59 | PPM | EDXRF |