Sample 546
NavDat sample number 17974 · BASALTIC-ANDESITE
Sample
| Sample ID | 546 |
|---|---|
| Rock name | BASALTIC-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 | 34.367 |
|---|---|
| Longitude | -107.367 |
| Location | La Jara peak |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 23.8 | 22 | 25 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 55.81 | WT% | EDXRF | |
| TIO2 | 1.35 | WT% | EDXRF | |
| AL2O3 | 13 | WT% | EDXRF | |
| FEO | 8 | WT% | EDXRF | |
| MNO | 0.12 | WT% | EDXRF | |
| MGO | 6.49 | WT% | EDXRF | |
| CAO | 6.16 | WT% | EDXRF | |
| NA2O | 2.73 | WT% | EDXRF | |
| K2O | 4.34 | WT% | EDXRF | |
| P2O5 | 0.78 | WT% | EDXRF | |
| TOTAL | 98.78 | WT% | EDXRF | |
| BA | 1555 | PPM | EDXRF | |
| CR | 63 | PPM | EDXRF | |
| NI | 149 | PPM | EDXRF | |
| RB | 123 | PPM | EDXRF | |
| SR | 787 | PPM | EDXRF | |
| V | 155 | PPM | EDXRF | |
| Y | 34 | PPM | EDXRF | |
| ZN | 101 | PPM | EDXRF | |
| ZR | 368 | PPM | EDXRF |