Sample 387
NavDat sample number 17851 · RHYOLITE
Sample
| Sample ID | 387 |
|---|---|
| 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 | 33.3092 |
|---|---|
| Longitude | -108.326 |
| Location | Bloodgood canyon |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.3 | 23.5 | 31.5 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 79 | WT% | EDXRF | |
| TIO2 | 0.16 | WT% | EDXRF | |
| AL2O3 | 12.5 | WT% | EDXRF | |
| FEO | 0.96 | WT% | EDXRF | |
| MNO | 0.06 | WT% | EDXRF | |
| MGO | -1 | WT% | EDXRF | |
| CAO | 0.22 | WT% | EDXRF | |
| NA2O | 3 | WT% | EDXRF | |
| K2O | 4.64 | WT% | EDXRF | |
| TOTAL | 100.54 | WT% | EDXRF | |
| BA | 39 | PPM | EDXRF | |
| CR | 4.2 | PPM | EDXRF | |
| HF | 8.2 | PPM | EDXRF | |
| NI | -4 | PPM | EDXRF | |
| RB | 240 | PPM | EDXRF | |
| SC | 2.9 | PPM | EDXRF | |
| SR | 19 | PPM | EDXRF | |
| TA | 2.2 | PPM | EDXRF | |
| TH | 26.5 | PPM | EDXRF | |
| U | 5.4 | PPM | EDXRF | |
| V | 12 | PPM | EDXRF | |
| Y | 75 | PPM | EDXRF | |
| ZN | 56 | PPM | EDXRF | |
| ZR | 187 | PPM | EDXRF | |
| LA | 44.8 | PPM | EDXRF | |
| CE | 79 | PPM | EDXRF | |
| ND | 41 | PPM | EDXRF | |
| SM | 13.6 | PPM | EDXRF | |
| EU | 0.44 | PPM | EDXRF | |
| TB | 1.74 | PPM | EDXRF | |
| YB | 6.46 | PPM | EDXRF | |
| LU | 0.99 | PPM | EDXRF |