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Sample MB-538
NavDat sample number 75650 · GRANODIORITE
Sample
| Sample ID | MB-538 |
|---|
| Rock name | GRANODIORITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | granodiorite to quartz monzodioritic stock |
|---|
Location
| Latitude | 48.844 |
|---|
| Longitude | -121.67 |
|---|
| State / province | washington |
|---|
| Formation | Lake Ann stock |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 4.45 |
|
3.6 |
5.3 |
Pliocene |
|
Analyses
Whole rock
| Item | Value | Std. dev. | Unit | Method |
|---|
| SIO2 | 60.83 | | WT% | XRF |
| TIO2 | 0.94 | | WT% | XRF |
| AL2O3 | 17.1 | | WT% | XRF |
| FEOT | 5.77 | | WT% | XRF |
| MNO | 0.11 | | WT% | XRF |
| MGO | 2.74 | | WT% | XRF |
| CAO | 5.34 | | WT% | XRF |
| NA2O | 4.28 | | WT% | XRF |
| K2O | 2.17 | | WT% | XRF |
| P2O5 | 0.31 | | WT% | XRF |
| LOI | 1.2 | | WT% | XRF |
