Sample 158
NavDat sample number 17642 · RHYOLITE
Sample
| Sample ID | 158 |
|---|---|
| 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 | 34.0811 |
|---|---|
| Longitude | -107.948 |
| Location | Rock Tank |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 32.5 | 29.1 | 35.9 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.11 | WT% | EDXRF | |
| TIO2 | 0.21 | WT% | EDXRF | |
| AL2O3 | 14.7 | WT% | EDXRF | |
| FEO | 0.11 | WT% | EDXRF | |
| FE2O3 | 1.73 | WT% | EDXRF | |
| MNO | 0.08 | WT% | EDXRF | |
| MGO | 0.53 | WT% | EDXRF | |
| CAO | 2.1 | WT% | EDXRF | |
| NA2O | 4.03 | WT% | EDXRF | |
| K2O | 5.5 | WT% | EDXRF | |
| P2O5 | 0.1 | WT% | EDXRF | |
| H2O_PLUS | 0.98 | WT% | EDXRF | |
| TOTAL | 100.34 | WT% | EDXRF | |
| BA | 864 | PPM | EDXRF | |
| CR | 9.7 | PPM | EDXRF | |
| HF | 4.7 | PPM | EDXRF | |
| NI | 6 | PPM | EDXRF | |
| RB | 169 | PPM | EDXRF | |
| SC | 3.1 | PPM | EDXRF | |
| SR | 313 | PPM | EDXRF | |
| TA | 7 | PPM | EDXRF | |
| TH | 20.5 | PPM | EDXRF | |
| U | 2.8 | PPM | EDXRF | |
| V | 29 | PPM | EDXRF | |
| Y | 34 | PPM | EDXRF | |
| ZN | 41 | PPM | EDXRF | |
| ZR | 214 | PPM | EDXRF | |
| LA | 48.9 | PPM | EDXRF | |
| CE | 76 | PPM | EDXRF | |
| ND | 19 | PPM | EDXRF | |
| SM | 4.9 | PPM | EDXRF | |
| EU | 0.93 | PPM | EDXRF | |
| TB | 0.61 | PPM | EDXRF | |
| YB | 3.03 | PPM | EDXRF | |
| LU | 0.44 | PPM | EDXRF |