← Search
Sample 409-4
NavDat sample number 2685 · SYENITE
Sample
| Sample ID | 409-4 |
|---|
| Rock name | SYENITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
Location
| Latitude | 40.0667 |
|---|
| Longitude | -105.592 |
|---|
| Location | Audubon-Albion Stock |
|---|
| State / province | COLORADO |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 64.3 |
|
57.9 |
70.7 |
|
|
Analyses
Whole Rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 61.94 | | WT% | XRF |
| TIO2 | 0.17 | | WT% | XRF |
| AL2O3 | 19.36 | | WT% | XRF |
| FE2O3 | 1.51 | | WT% | XRF |
| MGO | 0.3 | | WT% | XRF |
| CAO | 2.22 | | WT% | XRF |
| NA2O | 6.19 | | WT% | XRF |
| K2O | 6.47 | | WT% | XRF |
| SR | 1576 | | PPM | XRF |
| RB | 113 | | PPM | XRF |
| ZN | 25 | | PPM | XRF |
| NI | 1 | | PPM | XRF |
| MN | 316 | | PPM | XRF |
