Sample 412
NavDat sample number 17874 · RHYOLITE
Sample
| Sample ID | 412 |
|---|---|
| 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 | 33.2867 |
|---|---|
| Longitude | -108.689 |
| 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 | 70.82 | WT% | EDXRF | |
| TIO2 | 0.51 | WT% | EDXRF | |
| AL2O3 | 14.52 | WT% | EDXRF | |
| FEO | 0.5 | WT% | EDXRF | |
| FE2O3 | 1.73 | WT% | EDXRF | |
| MNO | 0.05 | WT% | EDXRF | |
| MGO | 0.35 | WT% | EDXRF | |
| CAO | 0.22 | WT% | EDXRF | |
| NA2O | 3.57 | WT% | EDXRF | |
| K2O | 7.42 | WT% | EDXRF | |
| P2O5 | 0.02 | WT% | EDXRF | |
| H2O_PLUS | 0.63 | WT% | EDXRF | |
| TOTAL | 100.41 | WT% | EDXRF | |
| BA | 387 | PPM | EDXRF | |
| CR | -1 | PPM | EDXRF | |
| HF | 13 | PPM | EDXRF | |
| NI | 10 | PPM | EDXRF | |
| RB | 336 | PPM | EDXRF | |
| SC | 5.3 | PPM | EDXRF | |
| SR | 68 | PPM | EDXRF | |
| TA | 1.3 | PPM | EDXRF | |
| TH | 20.1 | PPM | EDXRF | |
| U | 4.6 | PPM | EDXRF | |
| V | 29 | PPM | EDXRF | |
| Y | 70 | PPM | EDXRF | |
| ZN | 69 | PPM | EDXRF | |
| ZR | 383 | PPM | EDXRF | |
| LA | 84.1 | PPM | EDXRF | |
| CE | 151 | PPM | EDXRF | |
| ND | 69 | PPM | EDXRF | |
| SM | 19.6 | PPM | EDXRF | |
| EU | 1.99 | PPM | EDXRF | |
| TB | 1.38 | PPM | EDXRF | |
| YB | 4.97 | PPM | EDXRF | |
| LU | 0.78 | PPM | EDXRF |