Sample 25
NavDat sample number 17554 · ANDESITE
Sample
| Sample ID | 25 |
|---|---|
| Rock name | ANDESITE |
| Rock type | VOLCANIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | Maximum and minimum ages given are approximations based on average error of previous K-Ar dating. |
Location
| Latitude | 32.673 |
|---|---|
| Longitude | -107.855 |
| Location | Rubio Peak |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 37.2 | 34.9 | 39.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59.57 | WT% | EDXRF | |
| TIO2 | 0.73 | WT% | EDXRF | |
| AL2O3 | 16 | WT% | EDXRF | |
| FEO | 5.34 | WT% | EDXRF | |
| MGO | 4 | WT% | EDXRF | |
| CAO | 4.83 | WT% | EDXRF | |
| NA2O | 4 | WT% | EDXRF | |
| K2O | 2.76 | WT% | EDXRF | |
| TOTAL | 97.23 | WT% | EDXRF | |
| BA | 1069 | PPM | EDXRF | |
| CR | 14 | PPM | EDXRF | |
| HF | 5.1 | PPM | EDXRF | |
| NI | 23 | PPM | EDXRF | |
| RB | 49 | PPM | EDXRF | |
| SC | 10 | PPM | EDXRF | |
| SR | 744 | PPM | EDXRF | |
| TA | -0.5 | PPM | EDXRF | |
| TH | 6.1 | PPM | EDXRF | |
| U | 1.7 | PPM | EDXRF | |
| V | 78 | PPM | EDXRF | |
| Y | 18 | PPM | EDXRF | |
| ZN | 82 | PPM | EDXRF | |
| ZR | 173 | PPM | EDXRF | |
| LA | 29.2 | PPM | EDXRF | |
| CE | 68 | PPM | EDXRF | |
| SM | 4.8 | PPM | EDXRF | |
| EU | 1.63 | PPM | EDXRF | |
| YB | 2.09 | PPM | EDXRF | |
| LU | 0.26 | PPM | EDXRF |