Sample 297
NavDat sample number 17771 · RHYODACITE
Sample
| Sample ID | 297 |
|---|---|
| Rock name | RHYODACITE |
| 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 | 33.8758 |
|---|---|
| Longitude | -107.562 |
| Location | N San Mateo Mtns. |
| State / province | New Mexico |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 29.5 | 27.8 | 31.2 |
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| BA | 1330 | PPM | EDXRF | |
| CR | 14 | PPM | EDXRF | |
| HF | 13.9 | PPM | EDXRF | |
| NI | 14 | PPM | EDXRF | |
| RB | 11 | PPM | EDXRF | |
| SC | 1.2 | PPM | EDXRF | |
| SR | 154 | PPM | EDXRF | |
| TA | 1.7 | PPM | EDXRF | |
| TH | 15.1 | PPM | EDXRF | |
| U | 3.3 | PPM | EDXRF | |
| V | 43 | PPM | EDXRF | |
| Y | 64 | PPM | EDXRF | |
| ZN | 55 | PPM | EDXRF | |
| ZR | 532 | PPM | EDXRF | |
| CE | 212 | PPM | EDXRF | |
| ND | 110 | PPM | EDXRF | |
| SM | 22.2 | PPM | EDXRF | |
| EU | 3.7 | PPM | EDXRF | |
| TB | 2.18 | PPM | EDXRF | |
| YB | 4.41 | PPM | EDXRF | |
| LU | 0.75 | PPM | EDXRF | |
| SIO2 | 68.17 | WT% | EDXRF | |
| TIO2 | 0.6 | WT% | EDXRF | |
| AL2O3 | 14.8 | WT% | EDXRF | |
| FEO | 0.53 | WT% | EDXRF | |
| FE2O3 | 2.81 | WT% | EDXRF | |
| MNO | 0.07 | WT% | EDXRF | |
| MGO | 0.54 | WT% | EDXRF | |
| CAO | 1.7 | WT% | EDXRF | |
| NA2O | 4.21 | WT% | EDXRF | |
| K2O | 5.68 | WT% | EDXRF | |
| P2O5 | 0.19 | WT% | EDXRF | |
| H2O_PLUS | 0.43 | WT% | EDXRF | |
| TOTAL | 99.85 | WT% | EDXRF |