Sample 250
NavDat sample number 17728 · ANDESITE
Sample
| Sample ID | 250 |
|---|---|
| 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 | 34.0064 |
|---|---|
| Longitude | -108.243 |
| Location | Squirrel springs canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30.5 | 26.7 | 34.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 57 | WT% | EDXRF | |
| TIO2 | 2.35 | WT% | EDXRF | |
| AL2O3 | 14 | WT% | EDXRF | |
| FEO | 9.59 | WT% | EDXRF | |
| MNO | 0.16 | WT% | EDXRF | |
| MGO | 2.5 | WT% | EDXRF | |
| CAO | 5.18 | WT% | EDXRF | |
| NA2O | 4.5 | WT% | EDXRF | |
| K2O | 3.55 | WT% | EDXRF | |
| P2O5 | 0.8 | WT% | EDXRF | |
| TOTAL | 99.63 | WT% | EDXRF | |
| BA | 965 | PPM | EDXRF | |
| CR | 8 | PPM | EDXRF | |
| NI | 78 | PPM | EDXRF | |
| RB | 106 | PPM | EDXRF | |
| SR | 357 | PPM | EDXRF | |
| U | 2.2 | PPM | EDXRF | |
| V | 141 | PPM | EDXRF | |
| Y | 64 | PPM | EDXRF | |
| ZN | 143 | PPM | EDXRF | |
| ZR | 586 | PPM | EDXRF |