Sample 26
NavDat sample number 17555 · ANDESITE
Sample
| Sample ID | 26 |
|---|---|
| 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 | 32.6706 |
|---|---|
| Longitude | -107.857 |
| 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 | 58.47 | WT% | EDXRF | |
| TIO2 | 0.87 | WT% | EDXRF | |
| AL2O3 | 16 | WT% | EDXRF | |
| FEO | 5.86 | WT% | EDXRF | |
| MGO | 3 | WT% | EDXRF | |
| CAO | 5.6 | WT% | EDXRF | |
| NA2O | 3.5 | WT% | EDXRF | |
| K2O | 2.43 | WT% | EDXRF | |
| TOTAL | 95.73 | WT% | EDXRF | |
| BA | 1164 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 4.6 | PPM | EDXRF | |
| NI | 23 | PPM | EDXRF | |
| RB | 51 | PPM | EDXRF | |
| SC | 12.6 | PPM | EDXRF | |
| SR | 736 | PPM | EDXRF | |
| TA | -0.5 | PPM | EDXRF | |
| TH | 5.3 | PPM | EDXRF | |
| U | 2.1 | PPM | EDXRF | |
| V | 83 | PPM | EDXRF | |
| Y | 23 | PPM | EDXRF | |
| ZN | 86 | PPM | EDXRF | |
| ZR | 192 | PPM | EDXRF | |
| LA | 31.6 | PPM | EDXRF | |
| CE | 65 | PPM | EDXRF | |
| SM | 5.5 | PPM | EDXRF | |
| EU | 1.62 | PPM | EDXRF | |
| YB | 1.83 | PPM | EDXRF |