Sample 547
NavDat sample number 17975 · BASALTIC-ANDESITE
Sample
| Sample ID | 547 |
|---|---|
| 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 | 56.19 | WT% | EDXRF | |
| TIO2 | 1.39 | WT% | EDXRF | |
| AL2O3 | 12.5 | WT% | EDXRF | |
| FEO | 7.81 | WT% | EDXRF | |
| MGO | 7 | WT% | EDXRF | |
| CAO | 6.03 | WT% | EDXRF | |
| NA2O | 2.75 | WT% | EDXRF | |
| K2O | 4.31 | WT% | EDXRF | |
| P2O5 | 0.7 | WT% | EDXRF | |
| TOTAL | 98.68 | WT% | EDXRF | |
| BA | 1671 | PPM | EDXRF | |
| CR | 48 | PPM | EDXRF | |
| NI | 135 | PPM | EDXRF | |
| RB | 128 | PPM | EDXRF | |
| SR | 790 | PPM | EDXRF | |
| U | 5.7 | PPM | EDXRF | |
| V | 140 | PPM | EDXRF | |
| Y | 34 | PPM | EDXRF | |
| ZN | 101 | PPM | EDXRF | |
| ZR | 372 | PPM | EDXRF |