Sample 424
NavDat sample number 17886 · DACITE
Sample
| Sample ID | 424 |
|---|---|
| Rock name | DACITE |
| 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 | 33.2692 |
|---|---|
| Longitude | -108.697 |
| Location | Sacaton qtz. |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 23 | 31 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65 | WT% | EDXRF | |
| TIO2 | 0.88 | WT% | EDXRF | |
| AL2O3 | 14 | WT% | EDXRF | |
| FEO | 4.09 | WT% | EDXRF | |
| MNO | 0.11 | WT% | EDXRF | |
| MGO | 1.5 | WT% | EDXRF | |
| CAO | 3.53 | WT% | EDXRF | |
| NA2O | 3.9 | WT% | EDXRF | |
| K2O | 4.5 | WT% | EDXRF | |
| TOTAL | 97.51 | WT% | EDXRF | |
| BA | 1047 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 13 | PPM | EDXRF | |
| NI | 14 | PPM | EDXRF | |
| RB | 154 | PPM | EDXRF | |
| SC | 11.1 | PPM | EDXRF | |
| SR | 219 | PPM | EDXRF | |
| TA | 1.5 | PPM | EDXRF | |
| TH | 15.9 | PPM | EDXRF | |
| U | 4.1 | PPM | EDXRF | |
| V | 37 | PPM | EDXRF | |
| Y | 60 | PPM | EDXRF | |
| ZN | 90 | PPM | EDXRF | |
| ZR | 498 | PPM | EDXRF | |
| LA | 82.2 | PPM | EDXRF | |
| CE | 153 | PPM | EDXRF | |
| SM | 16.7 | PPM | EDXRF | |
| EU | 2.53 | PPM | EDXRF | |
| YB | 5.31 | PPM | EDXRF | |
| LU | 1.02 | PPM | EDXRF |