Sample DA 4
NavDat sample number 42927 · ANDESITE
Sample
| Sample ID | DA 4 |
|---|---|
| Rock name | ANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | hornblende andesite dike |
Location
| Latitude | 37.441 |
|---|---|
| Longitude | -107.014 |
| Location | Eagle Mtn. Area |
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 27.71 | 27.62 | 27.8 |
Analyses
WHOLE ROCK
| Item | Value | Std. dev. | Unit | Method |
|---|---|---|---|---|
| SIO2 | 61.55 | WT% | XRF | |
| TIO2 | 0.75 | WT% | XRF | |
| AL2O3 | 16.7 | WT% | XRF | |
| FE2O3 | 6.63 | WT% | XRF | |
| MGO | 1.99 | WT% | XRF | |
| CAO | 5.3 | WT% | XRF | |
| NA2O | 3.98 | WT% | XRF | |
| K2O | 2.53 | WT% | XRF | |
| P2O5 | 0.34 | WT% | XRF | |
| MNO | 0.08 | WT% | XRF | |
| TOTAL | 99.85 | WT% | XRF | |
| ZN | 80 | PPM | XRF | |
| RB | 46 | PPM | XRF | |
| SR | 851 | PPM | XRF | |
| Y | 14 | PPM | XRF | |
| ZR | 170 | PPM | XRF | |
| NB | 8 | PPM | XRF | |
| PB | 10 | PPM | XRF | |
| TH | 5 | PPM | XRF | |
| BA | 864 | PPM | XRF | |
| LA | 23 | PPM | XRF | |
| CE | 51 | PPM | XRF | |
| ND | 25 | PPM | XRF | |
| CU | 24 | PPM | XRF | |
| V | 86 | PPM | XRF | |
| CR | 24 | PPM | XRF | |
| NI | 2 | PPM | XRF | |
| LA | 22.9 | PPM | INAA | |
| CE | 51.2 | PPM | INAA | |
| ND | 25.1 | PPM | INAA | |
| SM | 5.5 | PPM | INAA | |
| EU | 1.51 | PPM | INAA | |
| GD | 3.7 | PPM | INAA | |
| HO | 0.44 | PPM | INAA | |
| TM | 0.14 | PPM | INAA | |
| YB | 0.9 | PPM | INAA | |
| LU | 0.13 | PPM | INAA | |
| HF | 7 | PPM | INAA |