Sample 128
NavDat sample number 17618 · RHYODACITE
Sample
| Sample ID | 128 |
|---|---|
| Rock name | RHYODACITE |
| 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 | 33.7383 |
|---|---|
| Longitude | -108.697 |
| Location | Tularosa Mtns. |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 33 | 30 | 36 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 66 | WT% | EDXRF | |
| TIO2 | 0.52 | WT% | EDXRF | |
| AL2O3 | 16.5 | WT% | EDXRF | |
| FEO | 3.15 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 3.35 | WT% | EDXRF | |
| NA2O | 4.39 | WT% | EDXRF | |
| K2O | 3.27 | WT% | EDXRF | |
| TOTAL | 97.23 | WT% | EDXRF | |
| BA | 1022 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 7.6 | PPM | EDXRF | |
| NI | 13 | PPM | EDXRF | |
| RB | 88 | PPM | EDXRF | |
| SC | 5.4 | PPM | EDXRF | |
| SR | 482 | PPM | EDXRF | |
| TA | 0.6 | PPM | EDXRF | |
| TH | 8.9 | PPM | EDXRF | |
| U | 1.6 | PPM | EDXRF | |
| V | 48 | PPM | EDXRF | |
| Y | 29 | PPM | EDXRF | |
| ZN | 67 | PPM | EDXRF | |
| ZR | 280 | PPM | EDXRF | |
| LA | 40.6 | PPM | EDXRF | |
| CE | 82 | PPM | EDXRF | |
| ND | 26 | PPM | EDXRF | |
| SM | 6.2 | PPM | EDXRF | |
| EU | 1.76 | PPM | EDXRF | |
| YB | 2.37 | PPM | EDXRF | |
| LU | 0.35 | PPM | EDXRF |