Sample 399
NavDat sample number 17863 · DACITE
Sample
| Sample ID | 399 |
|---|---|
| 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 | 33.3706 |
|---|---|
| Longitude | -108.724 |
| Location | Apache springs |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.3 | 26.5 | 28.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66 | WT% | EDXRF | |
| TIO2 | 0.64 | WT% | EDXRF | |
| AL2O3 | 18 | WT% | EDXRF | |
| FEO | 2.24 | WT% | EDXRF | |
| MNO | 0.07 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 1.18 | WT% | EDXRF | |
| NA2O | 4.5 | WT% | EDXRF | |
| K2O | 5.64 | WT% | EDXRF | |
| TOTAL | 98.27 | WT% | EDXRF | |
| BA | 1101 | PPM | EDXRF | |
| CR | 13 | PPM | EDXRF | |
| HF | 18.5 | PPM | EDXRF | |
| NI | 9 | PPM | EDXRF | |
| RB | 120 | PPM | EDXRF | |
| SC | 8.6 | PPM | EDXRF | |
| SR | 171 | PPM | EDXRF | |
| TA | 1.1 | PPM | EDXRF | |
| TH | 14.7 | PPM | EDXRF | |
| U | 3.1 | PPM | EDXRF | |
| V | 35 | PPM | EDXRF | |
| Y | 68 | PPM | EDXRF | |
| ZN | 71 | PPM | EDXRF | |
| ZR | 682 | PPM | EDXRF | |
| LA | 141.3 | PPM | EDXRF | |
| CE | 241 | PPM | EDXRF | |
| ND | 122 | PPM | EDXRF | |
| SM | 24.8 | PPM | EDXRF | |
| EU | 3.38 | PPM | EDXRF | |
| TB | 2.05 | PPM | EDXRF | |
| YB | 5.72 | PPM | EDXRF | |
| LU | 0.89 | PPM | EDXRF |