Sample 496
NavDat sample number 17939 · BASALTIC-ANDESITE
Sample
| Sample ID | 496 |
|---|---|
| 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 | 33.4203 |
|---|---|
| Longitude | -108.787 |
| Location | Last chance |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 25.4 | 25 | 25.9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| BA | 1810 | PPM | EDXRF | |
| CR | 108 | PPM | EDXRF | |
| HF | 7.5 | PPM | EDXRF | |
| NI | 113 | PPM | EDXRF | |
| RB | 57 | PPM | EDXRF | |
| SC | 18.5 | PPM | EDXRF | |
| SR | 754 | PPM | EDXRF | |
| TA | 1.6 | PPM | EDXRF | |
| TH | 4.2 | PPM | EDXRF | |
| V | 164 | PPM | EDXRF | |
| Y | 30 | PPM | EDXRF | |
| ZN | 107 | PPM | EDXRF | |
| ZR | 318 | PPM | EDXRF | |
| LA | 52.8 | PPM | EDXRF | |
| CE | 104 | PPM | EDXRF | |
| ND | 120 | PPM | EDXRF | |
| SM | 10.3 | PPM | EDXRF | |
| EU | 2.27 | PPM | EDXRF | |
| TB | 1.43 | PPM | EDXRF | |
| YB | 2.75 | PPM | EDXRF | |
| LU | 0.43 | PPM | EDXRF | |
| SIO2 | 52.1 | WT% | EDXRF | |
| TIO2 | 1.7 | WT% | EDXRF | |
| AL2O3 | 16.6 | WT% | EDXRF | |
| FEO | 0.8 | WT% | EDXRF | |
| FE2O3 | 8.3 | WT% | EDXRF | |
| MNO | 0.1 | WT% | EDXRF | |
| MGO | 4.5 | WT% | EDXRF | |
| CAO | 6.6 | WT% | EDXRF | |
| NA2O | 3.7 | WT% | EDXRF | |
| K2O | 2.4 | WT% | EDXRF | |
| P2O5 | 0.81 | WT% | EDXRF | |
| H2O_PLUS | 3 | WT% | EDXRF | |
| TOTAL | 100.66 | WT% | EDXRF |