Sample 404
NavDat sample number 17868 · DACITE
Sample
| Sample ID | 404 |
|---|---|
| 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 | 33.2717 |
|---|---|
| Longitude | -108.417 |
| 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 |
|---|---|---|---|---|
| BA | 2438 | PPM | EDXRF | |
| CR | 13 | PPM | EDXRF | |
| HF | 19.7 | PPM | EDXRF | |
| NI | 12 | PPM | EDXRF | |
| RB | 134 | PPM | EDXRF | |
| SC | 9.4 | PPM | EDXRF | |
| SR | 173 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 14.1 | PPM | EDXRF | |
| V | 37 | PPM | EDXRF | |
| Y | 58 | PPM | EDXRF | |
| ZN | 75 | PPM | EDXRF | |
| ZR | 820 | PPM | EDXRF | |
| LA | 141.3 | PPM | EDXRF | |
| CE | 259 | PPM | EDXRF | |
| ND | 101 | PPM | EDXRF | |
| SM | 21.4 | PPM | EDXRF | |
| EU | 4.7 | PPM | EDXRF | |
| TB | 1.8 | PPM | EDXRF | |
| YB | 5.6 | PPM | EDXRF | |
| LU | 0.87 | PPM | EDXRF | |
| SIO2 | 64.3 | WT% | EDXRF | |
| TIO2 | 0.73 | WT% | EDXRF | |
| AL2O3 | 17.2 | WT% | EDXRF | |
| FEO | 0.24 | WT% | EDXRF | |
| FE2O3 | 2.6 | WT% | EDXRF | |
| MNO | 0.09 | WT% | EDXRF | |
| MGO | 0.62 | WT% | EDXRF | |
| CAO | 1.5 | WT% | EDXRF | |
| NA2O | 5.2 | WT% | EDXRF | |
| K2O | 6 | WT% | EDXRF | |
| P2O5 | 0.19 | WT% | EDXRF | |
| H2O_PLUS | 0.54 | WT% | EDXRF | |
| TOTAL | 99.4 | WT% | EDXRF |