Sample 461
NavDat sample number 17921 · ANDESITE
Sample
| Sample ID | 461 |
|---|---|
| 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 | 33.5439 |
|---|---|
| Longitude | -108.604 |
| Location | Negrito creek |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 23 | 30 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 59 | WT% | EDXRF | |
| TIO2 | 0.86 | WT% | EDXRF | |
| AL2O3 | 17.5 | WT% | EDXRF | |
| FEO | 5.86 | WT% | EDXRF | |
| MNO | 0.1 | WT% | EDXRF | |
| MGO | 2.5 | WT% | EDXRF | |
| CAO | 6.34 | WT% | EDXRF | |
| NA2O | 3.92 | WT% | EDXRF | |
| K2O | 1.89 | WT% | EDXRF | |
| P2O5 | 0.4 | WT% | EDXRF | |
| TOTAL | 98.37 | WT% | EDXRF | |
| BA | 897 | PPM | EDXRF | |
| CR | 19 | PPM | EDXRF | |
| HF | 4.9 | PPM | EDXRF | |
| NI | 22 | PPM | EDXRF | |
| RB | 50 | PPM | EDXRF | |
| SC | 11.9 | PPM | EDXRF | |
| SR | 1153 | PPM | EDXRF | |
| TA | -0.5 | PPM | EDXRF | |
| TH | 13 | PPM | EDXRF | |
| U | 1.9 | PPM | EDXRF | |
| V | 95 | PPM | EDXRF | |
| Y | 26 | PPM | EDXRF | |
| ZN | 82 | PPM | EDXRF | |
| ZR | 244 | PPM | EDXRF | |
| LA | 45 | PPM | EDXRF | |
| CE | 73 | PPM | EDXRF | |
| SM | 7.2 | PPM | EDXRF | |
| EU | 2.06 | PPM | EDXRF | |
| TB | 1.12 | PPM | EDXRF | |
| YB | 1.9 | PPM | EDXRF |