Sample 643
NavDat sample number 18054 · DACITE
Sample
| Sample ID | 643 |
|---|---|
| Rock name | DACITE |
| Rock type | VOLCANIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | Maximum and minimum ages given are approximations based on average error of previous K-Ar dating. |
Location
| Latitude | 33.0422 |
|---|---|
| Longitude | -107.944 |
| Location | Cerrito viejo |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 20 | 18 | 22 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 62.42 | WT% | EDXRF | |
| TIO2 | 0.73 | WT% | EDXRF | |
| AL2O3 | 15.28 | WT% | EDXRF | |
| FEO | 1.71 | WT% | EDXRF | |
| FE2O3 | 3.65 | WT% | EDXRF | |
| MNO | 0.09 | WT% | EDXRF | |
| MGO | 3.27 | WT% | EDXRF | |
| CAO | 4.89 | WT% | EDXRF | |
| NA2O | 3.85 | WT% | EDXRF | |
| K2O | 2.28 | WT% | EDXRF | |
| P2O5 | 0.17 | WT% | EDXRF | |
| H2O_PLUS | 0.2 | WT% | EDXRF | |
| TOTAL | 99.85 | WT% | EDXRF | |
| BA | 715 | PPM | EDXRF | |
| CR | 57 | PPM | EDXRF | |
| HF | 3.9 | PPM | EDXRF | |
| NI | 32 | PPM | EDXRF | |
| RB | 55 | PPM | EDXRF | |
| SC | 12.7 | PPM | EDXRF | |
| SR | 626 | PPM | EDXRF | |
| TA | -0.5 | PPM | EDXRF | |
| TH | 7.1 | PPM | EDXRF | |
| U | 2.4 | PPM | EDXRF | |
| V | 68 | PPM | EDXRF | |
| Y | 21 | PPM | EDXRF | |
| ZN | 77 | PPM | EDXRF | |
| ZR | 173 | PPM | EDXRF | |
| LA | 25.1 | PPM | EDXRF | |
| CE | 56 | PPM | EDXRF | |
| ND | 26 | PPM | EDXRF | |
| SM | 5.2 | PPM | EDXRF | |
| EU | 1.61 | PPM | EDXRF | |
| TB | 0.86 | PPM | EDXRF | |
| YB | 2.09 | PPM | EDXRF | |
| LU | 0.32 | PPM | EDXRF |