Sample 43
NavDat sample number 17566 · ANDESITE
Sample
| Sample ID | 43 |
|---|---|
| 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 | 34.1706 |
|---|---|
| Longitude | -106.812 |
| Location | Spears formation |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 37.1 | 35.6 | 38.6 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| BA | 955 | PPM | EDXRF | |
| CR | 20 | PPM | EDXRF | |
| HF | 7.6 | PPM | EDXRF | |
| NI | 19 | PPM | EDXRF | |
| RB | 121 | PPM | EDXRF | |
| SC | 12.1 | PPM | EDXRF | |
| SR | 654 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 13.3 | PPM | EDXRF | |
| U | 4.2 | PPM | EDXRF | |
| V | 66 | PPM | EDXRF | |
| Y | 33 | PPM | EDXRF | |
| ZN | 57 | PPM | EDXRF | |
| ZR | 214 | PPM | EDXRF | |
| LA | 43.6 | PPM | EDXRF | |
| CE | 88 | PPM | EDXRF | |
| ND | 39 | PPM | EDXRF | |
| SM | 7.9 | PPM | EDXRF | |
| EU | 1.75 | PPM | EDXRF | |
| TB | 0.94 | PPM | EDXRF | |
| YB | 2.38 | PPM | EDXRF | |
| LU | 0.39 | PPM | EDXRF | |
| SIO2 | 58.6 | WT% | EDXRF | |
| TIO2 | 0.73 | WT% | EDXRF | |
| AL2O3 | 15.25 | WT% | EDXRF | |
| FEO | 0.49 | WT% | EDXRF | |
| FE2O3 | 5.26 | WT% | EDXRF | |
| MNO | 0.11 | WT% | EDXRF | |
| MGO | 1.86 | WT% | EDXRF | |
| CAO | 5.5 | WT% | EDXRF | |
| NA2O | 3.32 | WT% | EDXRF | |
| K2O | 4.58 | WT% | EDXRF | |
| P2O5 | 0.27 | WT% | EDXRF | |
| H2O_PLUS | 2.46 | WT% | EDXRF | |
| TOTAL | 99.06 | WT% | EDXRF |