Sample 184
NavDat sample number 17666 · DACITE
Sample
| Sample ID | 184 |
|---|---|
| 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 | 32.9197 |
|---|---|
| Longitude | -107.623 |
| Location | Mimbres peak |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32 | 29 | 35 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 64 | WT% | EDXRF | |
| TIO2 | 0.75 | WT% | EDXRF | |
| AL2O3 | 14 | WT% | EDXRF | |
| FEO | 4.13 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | 1.5 | WT% | EDXRF | |
| CAO | 3.81 | WT% | EDXRF | |
| NA2O | 3.94 | WT% | EDXRF | |
| K2O | 3.28 | WT% | EDXRF | |
| TOTAL | 95.46 | WT% | EDXRF | |
| BA | 966 | PPM | EDXRF | |
| CR | 17 | PPM | EDXRF | |
| HF | 6.2 | PPM | EDXRF | |
| NI | 23 | PPM | EDXRF | |
| RB | 120 | PPM | EDXRF | |
| SC | 8.7 | PPM | EDXRF | |
| SR | 546 | PPM | EDXRF | |
| TA | -0.5 | PPM | EDXRF | |
| TH | 9.5 | PPM | EDXRF | |
| U | 1.6 | PPM | EDXRF | |
| V | 63 | PPM | EDXRF | |
| Y | 23 | PPM | EDXRF | |
| ZN | 64 | PPM | EDXRF | |
| ZR | 256 | PPM | EDXRF | |
| LA | 49.5 | PPM | EDXRF | |
| CE | 90 | PPM | EDXRF | |
| ND | 28 | PPM | EDXRF | |
| SM | 6.8 | PPM | EDXRF | |
| EU | 1.71 | PPM | EDXRF |