Sample 560
NavDat sample number 17987 · RHYOLITE
Sample
| Sample ID | 560 |
|---|---|
| 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 | 33.6003 |
|---|---|
| Longitude | -108.553 |
| Location | Railroad canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 23 | 22 | 24 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 77 | WT% | EDXRF | |
| TIO2 | 0.18 | WT% | EDXRF | |
| AL2O3 | 12 | WT% | EDXRF | |
| FEO | 1.08 | WT% | EDXRF | |
| MNO | 0.07 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.27 | WT% | EDXRF | |
| NA2O | 3.85 | WT% | EDXRF | |
| K2O | 5 | WT% | EDXRF | |
| TOTAL | 99.45 | WT% | EDXRF | |
| BA | -50 | PPM | EDXRF | |
| CR | -5 | PPM | EDXRF | |
| HF | 8 | PPM | EDXRF | |
| NI | 4 | PPM | EDXRF | |
| RB | 268 | PPM | EDXRF | |
| SC | 3.5 | PPM | EDXRF | |
| SR | 22 | PPM | EDXRF | |
| TA | 2.2 | PPM | EDXRF | |
| TH | 28.8 | PPM | EDXRF | |
| U | 5.6 | PPM | EDXRF | |
| V | 13 | PPM | EDXRF | |
| Y | 72 | PPM | EDXRF | |
| ZN | 75 | PPM | EDXRF | |
| ZR | 190 | PPM | EDXRF | |
| LA | 36 | PPM | EDXRF | |
| CE | 105 | PPM | EDXRF | |
| ND | 50 | PPM | EDXRF | |
| SM | 11.8 | PPM | EDXRF | |
| EU | 0.69 | PPM | EDXRF | |
| TB | 1.63 | PPM | EDXRF | |
| YB | 6.76 | PPM | EDXRF | |
| LU | 1.18 | PPM | EDXRF |