Sample 495
NavDat sample number 17938 · BASALTIC-ANDESITE
Sample
| Sample ID | 495 |
|---|---|
| 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 | 33.4189 |
|---|---|
| Longitude | -108.79 |
| 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 | 915 | PPM | EDXRF | |
| CR | 213 | PPM | EDXRF | |
| HF | 6.9 | PPM | EDXRF | |
| NI | 128 | PPM | EDXRF | |
| RB | 39 | PPM | EDXRF | |
| SC | 19.8 | PPM | EDXRF | |
| SR | 686 | PPM | EDXRF | |
| TA | 0.8 | PPM | EDXRF | |
| TH | 3 | PPM | EDXRF | |
| V | 194 | PPM | EDXRF | |
| Y | 26 | PPM | EDXRF | |
| ZN | 98 | PPM | EDXRF | |
| ZR | 223 | PPM | EDXRF | |
| LA | 42.1 | PPM | EDXRF | |
| CE | 86 | PPM | EDXRF | |
| SM | 9.4 | PPM | EDXRF | |
| EU | 2.51 | PPM | EDXRF | |
| TB | 1.34 | PPM | EDXRF | |
| YB | 2.49 | PPM | EDXRF | |
| LU | 0.49 | PPM | EDXRF | |
| SIO2 | 54.1 | WT% | EDXRF | |
| TIO2 | 1.8 | WT% | EDXRF | |
| AL2O3 | 16.1 | WT% | EDXRF | |
| FEO | 0.92 | WT% | EDXRF | |
| FE2O3 | 9 | WT% | EDXRF | |
| MNO | 0.09 | WT% | EDXRF | |
| MGO | 4.1 | WT% | EDXRF | |
| CAO | 6.7 | WT% | EDXRF | |
| NA2O | 3.2 | WT% | EDXRF | |
| K2O | 2 | WT% | EDXRF | |
| P2O5 | 0.74 | WT% | EDXRF | |
| H2O_PLUS | 2.6 | WT% | EDXRF | |
| TOTAL | 101.39 | WT% | EDXRF |