Sample 93-25
NavDat sample number 37177 · GRANITE
Sample
| Sample ID | 93-25 |
|---|---|
| Rock name | GRANITE |
| Rock type | PLUTONIC |
| Composition | FELSIC |
| Material | IGNEOUS |
| Comment | megacrystic |
Location
| Latitude | 46.4239 |
|---|---|
| Longitude | -114.221 |
| Location | Sweathouse Creek |
| State / province | Montana |
| Volcanic field | Idaho batholith, Bitterroot |
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|---|---|---|---|---|
| 63.6 | 63 | 64.2 |
Analyses
No chemical analyses are stored for this sample.
References
- Foster, David A; Fanning, C Mark (1997) Geochronology of the northern Idaho Batholith and the Bitterrootmetamorphic core complex; magmatism preceding and contemporaneous withextension. Geological Society of America Bulletin, vol.109, no.4, pp.379-394, Apr1997 doi:10.1130/0016-7606(1997)109<0379:GOTNIB>2.3.CO;2