Sample 417
NavDat sample number 17879 · RHYOLITE
Sample
| Sample ID | 417 |
|---|---|
| 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 | 33.395 |
|---|---|
| Longitude | -108.672 |
| Location | Apache springs |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.3 | 26.5 | 28.1 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 71.7 | WT% | EDXRF | |
| TIO2 | 0.43 | WT% | EDXRF | |
| AL2O3 | 15.2 | WT% | EDXRF | |
| FEO | 0.24 | WT% | EDXRF | |
| FE2O3 | 1.4 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| MGO | 0.28 | WT% | EDXRF | |
| CAO | 0.52 | WT% | EDXRF | |
| NA2O | 3.86 | WT% | EDXRF | |
| K2O | 5.57 | WT% | EDXRF | |
| P2O5 | 0.01 | WT% | EDXRF | |
| H2O_PLUS | 1.09 | WT% | EDXRF | |
| TOTAL | 100.56 | WT% | EDXRF | |
| BA | 276 | PPM | EDXRF | |
| CR | 12 | PPM | EDXRF | |
| HF | 9.3 | PPM | EDXRF | |
| NI | 6 | PPM | EDXRF | |
| RB | 194 | PPM | EDXRF | |
| SC | 4.4 | PPM | EDXRF | |
| SR | 57 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 24.1 | PPM | EDXRF | |
| U | 5.3 | PPM | EDXRF | |
| V | 26 | PPM | EDXRF | |
| Y | 61 | PPM | EDXRF | |
| ZN | 53 | PPM | EDXRF | |
| ZR | 339 | PPM | EDXRF | |
| LA | 65.3 | PPM | EDXRF | |
| CE | 126 | PPM | EDXRF | |
| ND | 47 | PPM | EDXRF | |
| SM | 14.3 | PPM | EDXRF | |
| EU | 1.37 | PPM | EDXRF | |
| TB | 0.94 | PPM | EDXRF | |
| YB | 4.86 | PPM | EDXRF | |
| LU | 0.77 | PPM | EDXRF |