Sample 230
NavDat sample number 17709 · RHYOLITE
Sample
| Sample ID | 230 |
|---|---|
| Rock name | RHYOLITE |
| 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 | 33.7419 |
|---|---|
| Longitude | -108.695 |
| Location | Tularosa Canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30.7 | 27 | 34 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77.14 | WT% | EDXRF | |
| TIO2 | 0.09 | WT% | EDXRF | |
| AL2O3 | 9 | WT% | EDXRF | |
| FEO | 0.09 | WT% | EDXRF | |
| FE2O3 | 0.6 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | 0.18 | WT% | EDXRF | |
| CAO | 3.96 | WT% | EDXRF | |
| NA2O | 2.32 | WT% | EDXRF | |
| K2O | 3.88 | WT% | EDXRF | |
| H2O_PLUS | 2.31 | WT% | EDXRF | |
| TOTAL | 99.84 | WT% | EDXRF | |
| BA | 49 | PPM | EDXRF | |
| CR | 3.6 | PPM | EDXRF | |
| HF | 3.8 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 160 | PPM | EDXRF | |
| SC | 2.7 | PPM | EDXRF | |
| SR | 23 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 17.3 | PPM | EDXRF | |
| U | 4 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 35 | PPM | EDXRF | |
| ZN | 45 | PPM | EDXRF | |
| ZR | 86 | PPM | EDXRF | |
| LA | 27.7 | PPM | EDXRF | |
| CE | 46 | PPM | EDXRF | |
| ND | 21 | PPM | EDXRF | |
| SM | 4 | PPM | EDXRF | |
| EU | 0.19 | PPM | EDXRF | |
| TB | 0.78 | PPM | EDXRF | |
| YB | 2.69 | PPM | EDXRF | |
| LU | 0.42 | PPM | EDXRF |