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Sample Lyons Quarry sill
NavDat sample number 3661 · GRANODIORITE
Sample
| Sample ID | Lyons Quarry sill |
|---|
| Rock name | GRANODIORITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | granodiorite to quartz monzonite |
Location
| Latitude | 40.2 |
|---|
| Longitude | -105.3 |
|---|
| Location | Lyons Quarry sill |
|---|
| State / province | COLORADO |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
| 62.6 |
|
59.6 |
65.6 |
|
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
| SIO2 | 69.6 | | WT% | AAS |
| AL2O3 | 14.7 | | WT% | AAS |
| FE2O3 | 1.4 | | WT% | AAS |
| FEO | 0.69 | | WT% | AAS |
| MGO | 0.6 | | WT% | AAS |
| CAO | 3.1 | | WT% | AAS |
| NA2O | 2.7 | | WT% | AAS |
| K2O | 3.9 | | WT% | AAS |
| TIO2 | 0.12 | | WT% | AAS |
| P2O5 | 0.04 | | WT% | AAS |
| MNO | 0.11 | | WT% | AAS |
| CO2 | 1.3 | | WT% | AAS |
| F | 0.06 | | WT% | AAS |
| CL | 0 | | WT% | AAS |