Sample EMA 13
NavDat sample number 42926 · ANDESITE
Sample
| Sample ID | EMA 13 |
|---|---|
| Rock name | ANDESITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Comment | hornblende andesite dike |
Location
| Latitude | 37.439 |
|---|---|
| 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 | 61.45 | WT% | XRF | |
| TIO2 | 0.69 | WT% | XRF | |
| AL2O3 | 16.71 | WT% | XRF | |
| FE2O3 | 5.88 | WT% | XRF | |
| MGO | 1.66 | WT% | XRF | |
| CAO | 5.05 | WT% | XRF | |
| NA2O | 4.37 | WT% | XRF | |
| K2O | 1.96 | WT% | XRF | |
| P2O5 | 0.31 | WT% | XRF | |
| MNO | 0.09 | WT% | XRF | |
| TOTAL | 98.17 | WT% | XRF | |
| ZN | 41 | PPM | XRF | |
| RB | 36 | PPM | XRF | |
| SR | 708 | PPM | XRF | |
| Y | 13 | PPM | XRF | |
| ZR | 122 | PPM | XRF | |
| NB | 7 | PPM | XRF | |
| PB | 12 | PPM | XRF | |
| TH | 3 | PPM | XRF | |
| BA | 681 | PPM | XRF | |
| LA | 24 | PPM | XRF | |
| CE | 50 | PPM | XRF | |
| ND | 25 | PPM | XRF | |
| CU | 22 | PPM | XRF | |
| V | 72 | PPM | XRF | |
| CR | 7 | PPM | XRF | |
| NI | 2 | PPM | XRF | |
| LA | 23.8 | PPM | INAA | |
| CE | 50.3 | PPM | INAA | |
| ND | 25.3 | PPM | INAA | |
| SM | 4.95 | PPM | INAA | |
| EU | 1.52 | PPM | INAA | |
| GD | 4.69 | PPM | INAA | |
| TB | 0.57 | PPM | INAA | |
| HO | 0.43 | PPM | INAA | |
| YB | 0.85 | PPM | INAA | |
| LU | 0.13 | PPM | INAA | |
| TA | 0.46 | PPM | INAA | |
| HF | 3 | PPM | INAA | |
| SR87_SR86 | 0.704537 | TIMS | ||
| ND143_ND144 | 0.512176 | TIMS |