Sample 646
NavDat sample number 18057 · RHYODACITE
Sample
| Sample ID | 646 |
|---|---|
| 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 | 33.0814 |
|---|---|
| Longitude | -108.935 |
| Location | Tennesse creek |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 19 | 18 | 22 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70 | WT% | EDXRF | |
| TIO2 | 0.11 | WT% | EDXRF | |
| AL2O3 | 14.5 | WT% | EDXRF | |
| FEO | 1.07 | WT% | EDXRF | |
| MNO | 0.1 | WT% | EDXRF | |
| MGO | 1.5 | WT% | EDXRF | |
| CAO | 1.01 | WT% | EDXRF | |
| NA2O | 1 | WT% | EDXRF | |
| K2O | 4.23 | WT% | EDXRF | |
| TOTAL | 93.52 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | 7 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 362 | PPM | EDXRF | |
| SC | 57 | PPM | EDXRF | |
| TH | 44.7 | PPM | EDXRF | |
| U | 6.8 | PPM | EDXRF | |
| V | 11 | PPM | EDXRF | |
| Y | 59 | PPM | EDXRF | |
| ZN | 67 | PPM | EDXRF | |
| ZR | 101 | PPM | EDXRF |