Sample 313
NavDat sample number 17785 · DACITE
Sample
| Sample ID | 313 |
|---|---|
| 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 | 33.6906 |
|---|---|
| Longitude | -107.941 |
| Location | Razorback formation rhyolite member |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 29 | 27 | 32 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 65.57 | WT% | EDXRF | |
| TIO2 | 0.62 | WT% | EDXRF | |
| AL2O3 | 16.8 | WT% | EDXRF | |
| FEO | 3.7 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | 1.12 | WT% | EDXRF | |
| CAO | 2.84 | WT% | EDXRF | |
| NA2O | 3.27 | WT% | EDXRF | |
| K2O | 3.96 | WT% | EDXRF | |
| P2O5 | 0.21 | WT% | EDXRF | |
| TOTAL | 98.14 | WT% | EDXRF | |
| BA | 1076 | PPM | EDXRF | |
| CR | 15 | PPM | EDXRF | |
| HF | 7.6 | PPM | EDXRF | |
| NI | 10 | PPM | EDXRF | |
| RB | 98 | PPM | EDXRF | |
| SC | 5.7 | PPM | EDXRF | |
| SR | 418 | PPM | EDXRF | |
| TA | -0.5 | PPM | EDXRF | |
| TH | 7.1 | PPM | EDXRF | |
| U | 1.5 | PPM | EDXRF | |
| V | 50 | PPM | EDXRF | |
| Y | 30 | PPM | EDXRF | |
| ZN | 70 | PPM | EDXRF | |
| ZR | 310 | PPM | EDXRF | |
| LA | 52.2 | PPM | EDXRF | |
| CE | 90 | PPM | EDXRF | |
| ND | 74 | PPM | EDXRF | |
| SM | 9.1 | PPM | EDXRF | |
| EU | 1.86 | PPM | EDXRF | |
| TB | 0.69 | PPM | EDXRF | |
| YB | 1.57 | PPM | EDXRF | |
| LU | 0.27 | PPM | EDXRF |