Sample EMA 9
NavDat sample number 42924 · ANDESITE
Sample
| Sample ID | EMA 9 |
|---|---|
| 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 | 62.94 | WT% | XRF | |
| TIO2 | 0.71 | WT% | XRF | |
| AL2O3 | 16.82 | WT% | XRF | |
| FE2O3 | 5.87 | WT% | XRF | |
| MGO | 1.55 | WT% | XRF | |
| CAO | 5.09 | WT% | XRF | |
| NA2O | 4.13 | WT% | XRF | |
| K2O | 2.55 | WT% | XRF | |
| P2O5 | 0.32 | WT% | XRF | |
| MNO | 0.07 | WT% | XRF | |
| TOTAL | 100.05 | WT% | XRF | |
| ZN | 84 | PPM | XRF | |
| RB | 53 | PPM | XRF | |
| SR | 909 | PPM | XRF | |
| Y | 17 | PPM | XRF | |
| ZR | 131 | PPM | XRF | |
| NB | 3 | PPM | XRF | |
| PB | 24 | PPM | XRF | |
| TH | 5 | PPM | XRF | |
| BA | 904 | PPM | XRF | |
| LA | 25 | PPM | XRF | |
| CE | 55 | PPM | XRF | |
| ND | 28 | PPM | XRF | |
| CU | 23 | PPM | XRF | |
| V | 80 | PPM | XRF | |
| CR | 17 | PPM | XRF | |
| NI | -2 | PPM | XRF | |
| LA | 25.2 | PPM | INAA | |
| CE | 54.7 | PPM | INAA | |
| ND | 28.1 | PPM | INAA | |
| SM | 6.1 | PPM | INAA | |
| EU | 1.59 | PPM | INAA | |
| GD | 4.1 | PPM | INAA | |
| HO | 0.51 | PPM | INAA | |
| TM | 0.15 | PPM | INAA | |
| YB | 0.9 | PPM | INAA | |
| LU | 0.14 | PPM | INAA | |
| HF | 6 | PPM | INAA | |
| SR87_SR86 | 0.704421 | TIMS | ||
| PB206_PB204 | 18.092 | TIMS | ||
| PB207_PB204 | 15.543 | TIMS | ||
| PB208_PB204 | 37.364 | TIMS |