Sample 428
NavDat sample number 17890 · RHYOLITE
Sample
| Sample ID | 428 |
|---|---|
| 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 | 33.3511 |
|---|---|
| Longitude | -108.747 |
| Location | Sacaton qtz. |
| 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 |
|---|---|---|---|---|
| BA | 337 | PPM | EDXRF | |
| CR | 26 | PPM | EDXRF | |
| HF | 10.8 | PPM | EDXRF | |
| NI | 11 | PPM | EDXRF | |
| RB | 415 | PPM | EDXRF | |
| SC | 6.1 | PPM | EDXRF | |
| SR | 73 | PPM | EDXRF | |
| TA | 1.8 | PPM | EDXRF | |
| TH | 21.2 | PPM | EDXRF | |
| V | 29 | PPM | EDXRF | |
| Y | 64 | PPM | EDXRF | |
| ZN | 63 | PPM | EDXRF | |
| ZR | 339 | PPM | EDXRF | |
| LA | 60.2 | PPM | EDXRF | |
| CE | 137 | PPM | EDXRF | |
| ND | 66 | PPM | EDXRF | |
| SM | 14.3 | PPM | EDXRF | |
| EU | 1.08 | PPM | EDXRF | |
| TB | 1.95 | PPM | EDXRF | |
| YB | 6.11 | PPM | EDXRF | |
| LU | 1.05 | PPM | EDXRF | |
| SIO2 | 72.1 | WT% | EDXRF | |
| TIO2 | 0.51 | WT% | EDXRF | |
| AL2O3 | 12.7 | WT% | EDXRF | |
| FEO | 0.48 | WT% | EDXRF | |
| FE2O3 | 2 | WT% | EDXRF | |
| MNO | 0.04 | WT% | EDXRF | |
| MGO | 0.41 | WT% | EDXRF | |
| CAO | 0.38 | WT% | EDXRF | |
| NA2O | 2.2 | WT% | EDXRF | |
| K2O | 7.7 | WT% | EDXRF | |
| P2O5 | 0.13 | WT% | EDXRF | |
| H2O_PLUS | 1.24 | WT% | EDXRF | |
| TOTAL | 99.97 | WT% | EDXRF |