Sample 229
NavDat sample number 17708 · RHYOLITE
Sample
| Sample ID | 229 |
|---|---|
| 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 | -108.696 |
| 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 | 78.28 | WT% | EDXRF | |
| TIO2 | 0.17 | WT% | EDXRF | |
| AL2O3 | 9.9 | WT% | EDXRF | |
| FEO | 0.07 | WT% | EDXRF | |
| FE2O3 | 2.68 | WT% | EDXRF | |
| MNO | 0.08 | WT% | EDXRF | |
| MGO | 0.2 | WT% | EDXRF | |
| CAO | 0.1 | WT% | EDXRF | |
| NA2O | 1.64 | WT% | EDXRF | |
| K2O | 5.72 | WT% | EDXRF | |
| H2O_PLUS | 0.64 | WT% | EDXRF | |
| TOTAL | 99.88 | WT% | EDXRF | |
| BA | 40 | PPM | EDXRF | |
| CR | 9.2 | PPM | EDXRF | |
| HF | 10 | PPM | EDXRF | |
| NI | 5 | PPM | EDXRF | |
| RB | 265 | PPM | EDXRF | |
| SC | 3.6 | PPM | EDXRF | |
| SR | 11 | PPM | EDXRF | |
| TA | 2.1 | PPM | EDXRF | |
| TH | 24.5 | PPM | EDXRF | |
| U | 4.4 | PPM | EDXRF | |
| V | -10 | PPM | EDXRF | |
| Y | 57 | PPM | EDXRF | |
| ZN | 64 | PPM | EDXRF | |
| ZR | 261 | PPM | EDXRF | |
| LA | 24.5 | PPM | EDXRF | |
| CE | 48 | PPM | EDXRF | |
| ND | 36 | PPM | EDXRF | |
| SM | 7.7 | PPM | EDXRF | |
| EU | 0.36 | PPM | EDXRF | |
| TB | 1.24 | PPM | EDXRF | |
| YB | 4.85 | PPM | EDXRF | |
| LU | 0.79 | PPM | EDXRF |