Sample 444
NavDat sample number 17904 · RHYOLITE
Sample
| Sample ID | 444 |
|---|---|
| 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 | 33.3533 |
|---|---|
| Longitude | -108.752 |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27 | 23 | 31 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 75 | WT% | EDXRF | |
| TIO2 | 0.13 | WT% | EDXRF | |
| AL2O3 | 12 | WT% | EDXRF | |
| FEO | 0.79 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.63 | WT% | EDXRF | |
| NA2O | 4.43 | WT% | EDXRF | |
| K2O | 3.47 | WT% | EDXRF | |
| TOTAL | 96.51 | WT% | EDXRF | |
| BA | 53 | PPM | EDXRF | |
| CR | 11 | PPM | EDXRF | |
| HF | 7.2 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 294 | PPM | EDXRF | |
| SC | 2.3 | PPM | EDXRF | |
| SR | 14 | PPM | EDXRF | |
| TA | 1.6 | PPM | EDXRF | |
| TH | 28.2 | PPM | EDXRF | |
| U | 7.3 | PPM | EDXRF | |
| V | 12 | PPM | EDXRF | |
| Y | 45 | PPM | EDXRF | |
| ZN | 48 | PPM | EDXRF | |
| ZR | 139 | PPM | EDXRF | |
| LA | 43.7 | PPM | EDXRF | |
| CE | 68 | PPM | EDXRF | |
| ND | 29 | PPM | EDXRF | |
| SM | 5.6 | PPM | EDXRF | |
| EU | 0.21 | PPM | EDXRF | |
| TB | 0.9 | PPM | EDXRF | |
| YB | 3.3 | PPM | EDXRF | |
| LU | 0.61 | PPM | EDXRF |