Sample 273
NavDat sample number 17747 · ANDESITE
Sample
| Sample ID | 273 |
|---|---|
| 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 | 33.1367 |
|---|---|
| Longitude | -108.211 |
| Location | Alum Mtn Cmplx |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 29.7 | 28.7 | 30.7 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| BA | 724 | PPM | EDXRF | |
| CR | 21 | PPM | EDXRF | |
| HF | 8.4 | PPM | EDXRF | |
| NI | 31 | PPM | EDXRF | |
| RB | 206 | PPM | EDXRF | |
| SC | 12.8 | PPM | EDXRF | |
| SR | 396 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 33.8 | PPM | EDXRF | |
| U | 35.1 | PPM | EDXRF | |
| V | 68 | PPM | EDXRF | |
| Y | 38 | PPM | EDXRF | |
| ZN | 64 | PPM | EDXRF | |
| ZR | 291 | PPM | EDXRF | |
| LA | 49.2 | PPM | EDXRF | |
| CE | 87 | PPM | EDXRF | |
| ND | 34 | PPM | EDXRF | |
| SM | 8.9 | PPM | EDXRF | |
| EU | 1.23 | PPM | EDXRF | |
| TB | 0.75 | PPM | EDXRF | |
| YB | 3.64 | PPM | EDXRF | |
| LU | 0.47 | PPM | EDXRF | |
| SIO2 | 60.6 | WT% | EDXRF | |
| TIO2 | 0.83 | WT% | EDXRF | |
| AL2O3 | 15.8 | WT% | EDXRF | |
| FEO | 2.2 | WT% | EDXRF | |
| FE2O3 | 3.7 | WT% | EDXRF | |
| MNO | 0.09 | WT% | EDXRF | |
| MGO | 2.8 | WT% | EDXRF | |
| CAO | 4.5 | WT% | EDXRF | |
| NA2O | 3.2 | WT% | EDXRF | |
| K2O | 3.6 | WT% | EDXRF | |
| P2O5 | 0.2 | WT% | EDXRF | |
| H2O_PLUS | 2.5 | WT% | EDXRF | |
| TOTAL | 100.16 | WT% | EDXRF |