Sample MGD-6
NavDat sample number 6726 · GRANODIORITE
Sample
| Sample ID | MGD-6 |
|---|---|
| Rock name | GRANODIORITE |
| Rock type | PLUTONIC |
| Composition | INTERMEDIATE |
| Material | IGNEOUS |
| Collected by | R. Methot |
| Comment | medium grained, equigranular; plagioclase, perthitic microcline, biotite; quartz is highly strained |
Location
| Latitude | 45.6436 |
|---|---|
| Longitude | -111.941 |
| State / province | Montana |
| Volcanic field | Tobacco Root batholith |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 75 | 73 | 77 |
Analyses
No chemical analyses are stored for this sample.