Sample 44
NavDat sample number 17567 · ANDESITE
Sample
| Sample ID | 44 |
|---|---|
| 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 | 34.035 |
|---|---|
| Longitude | -107.451 |
| 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 | 1104 | PPM | EDXRF | |
| CR | 28 | PPM | EDXRF | |
| HF | 8 | PPM | EDXRF | |
| NI | 21 | PPM | EDXRF | |
| RB | 123 | PPM | EDXRF | |
| SC | 9.3 | PPM | EDXRF | |
| SR | 525 | PPM | EDXRF | |
| TA | 1.1 | PPM | EDXRF | |
| TH | 14.1 | PPM | EDXRF | |
| U | 4 | PPM | EDXRF | |
| V | 64 | PPM | EDXRF | |
| Y | 34 | PPM | EDXRF | |
| ZN | 70 | PPM | EDXRF | |
| ZR | 240 | PPM | EDXRF | |
| LA | 58.7 | PPM | EDXRF | |
| CE | 85 | PPM | EDXRF | |
| ND | 33 | PPM | EDXRF | |
| SM | 8.1 | PPM | EDXRF | |
| EU | 1.91 | PPM | EDXRF | |
| TB | 0.86 | PPM | EDXRF | |
| YB | 3.36 | PPM | EDXRF | |
| LU | 0.42 | PPM | EDXRF | |
| SIO2 | 61.28 | WT% | EDXRF | |
| TIO2 | 0.79 | WT% | EDXRF | |
| AL2O3 | 15.42 | WT% | EDXRF | |
| FEO | 0.26 | WT% | EDXRF | |
| FE2O3 | 4.58 | WT% | EDXRF | |
| MNO | 0.11 | WT% | EDXRF | |
| MGO | 1.88 | WT% | EDXRF | |
| CAO | 3.93 | WT% | EDXRF | |
| NA2O | 3.74 | WT% | EDXRF | |
| K2O | 4.14 | WT% | EDXRF | |
| P2O5 | 0.22 | WT% | EDXRF | |
| H2O_PLUS | 2.22 | WT% | EDXRF | |
| TOTAL | 99.43 | WT% | EDXRF |