Sample 253
NavDat sample number 17731 · RHYOLITE
Sample
| Sample ID | 253 |
|---|---|
| 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 | 33.7936 |
|---|---|
| Longitude | -108.086 |
| Location | Shaw Canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 30.3 | 26.7 | 34.3 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 70.61 | WT% | EDXRF | |
| TIO2 | 0.58 | WT% | EDXRF | |
| AL2O3 | 13.78 | WT% | EDXRF | |
| FEO | 1.16 | WT% | EDXRF | |
| FE2O3 | 1.94 | WT% | EDXRF | |
| MNO | 0.11 | WT% | EDXRF | |
| MGO | 0.46 | WT% | EDXRF | |
| CAO | 0.95 | WT% | EDXRF | |
| NA2O | 4.27 | WT% | EDXRF | |
| K2O | 5.1 | WT% | EDXRF | |
| P2O5 | 0.08 | WT% | EDXRF | |
| H2O_PLUS | 0.14 | WT% | EDXRF | |
| TOTAL | 99.38 | WT% | EDXRF | |
| BA | 1107 | PPM | EDXRF | |
| CR | 24 | PPM | EDXRF | |
| HF | 18.2 | PPM | EDXRF | |
| NI | 15 | PPM | EDXRF | |
| RB | 144 | PPM | EDXRF | |
| SC | 10.5 | PPM | EDXRF | |
| SR | 15 | PPM | EDXRF | |
| TA | 1 | PPM | EDXRF | |
| TH | 18.1 | PPM | EDXRF | |
| U | 4.9 | PPM | EDXRF | |
| V | 41 | PPM | EDXRF | |
| Y | 65 | PPM | EDXRF | |
| ZN | 72 | PPM | EDXRF | |
| ZR | 883 | PPM | EDXRF | |
| LA | 65.7 | PPM | EDXRF | |
| CE | 119 | PPM | EDXRF | |
| ND | 69 | PPM | EDXRF | |
| SM | 14.7 | PPM | EDXRF | |
| EU | 5.01 | PPM | EDXRF | |
| TB | 0.63 | PPM | EDXRF | |
| YB | 5.94 | PPM | EDXRF | |
| LU | 1 | PPM | EDXRF |