← Search
Sample MB-170
NavDat sample number 75648 · GRANODIORITE
Sample
| Sample ID | MB-170 |
|---|
| Rock name | GRANODIORITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | INTERMEDIATE |
|---|
| Material | IGNEOUS |
|---|
| Comment | granodiorite to quartz monzodioritic stock |
|---|
Location
| Latitude | 48.828 |
|---|
| Longitude | -121.665 |
|---|
| 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 | 61.36 | | WT% | XRF |
| TIO2 | 1.01 | | WT% | XRF |
| AL2O3 | 16.33 | | WT% | XRF |
| FEOT | 5.96 | | WT% | XRF |
| MNO | 0.09 | | WT% | XRF |
| MGO | 2.49 | | WT% | XRF |
| CAO | 4.56 | | WT% | XRF |
| NA2O | 4.87 | | WT% | XRF |
| K2O | 2.63 | | WT% | XRF |
| P2O5 | 0.29 | | WT% | XRF |
| LOI | 0.84 | | WT% | XRF |
