Sample 435
NavDat sample number 17896 · DACITE
Sample
| Sample ID | 435 |
|---|---|
| Rock name | DACITE |
| 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 | 33.4092 |
|---|---|
| Longitude | -108.616 |
| Location | Willow creek |
| 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 | 65.64 | WT% | EDXRF | |
| TIO2 | 0.66 | WT% | EDXRF | |
| AL2O3 | 15.6 | WT% | EDXRF | |
| FEO | 0.71 | WT% | EDXRF | |
| FE2O3 | 2.89 | WT% | EDXRF | |
| MNO | 0.08 | WT% | EDXRF | |
| MGO | 1.1 | WT% | EDXRF | |
| CAO | 2.33 | WT% | EDXRF | |
| NA2O | 4 | WT% | EDXRF | |
| K2O | 4.33 | WT% | EDXRF | |
| P2O5 | 0.2 | WT% | EDXRF | |
| H2O_PLUS | 0.78 | WT% | EDXRF | |
| TOTAL | 99.32 | WT% | EDXRF | |
| BA | 983 | PPM | EDXRF | |
| CR | 18 | PPM | EDXRF | |
| HF | 9.6 | PPM | EDXRF | |
| NI | 18 | PPM | EDXRF | |
| RB | 144 | PPM | EDXRF | |
| SC | 8.9 | PPM | EDXRF | |
| SR | 379 | PPM | EDXRF | |
| TA | 1.1 | PPM | EDXRF | |
| TH | 21.1 | PPM | EDXRF | |
| U | 5 | PPM | EDXRF | |
| V | 48 | PPM | EDXRF | |
| Y | 46 | PPM | EDXRF | |
| ZN | 64 | PPM | EDXRF | |
| ZR | 340 | PPM | EDXRF | |
| LA | 4.1 | PPM | EDXRF | |
| CE | 113 | PPM | EDXRF | |
| ND | 42 | PPM | EDXRF | |
| SM | 11.7 | PPM | EDXRF | |
| EU | 2.12 | PPM | EDXRF | |
| TB | 1.23 | PPM | EDXRF | |
| YB | 3.54 | PPM | EDXRF | |
| LU | 0.56 | PPM | EDXRF |