← Search
Sample L-952
NavDat sample number 3867 · MONZONITE
Sample
| Sample ID | L-952 |
|---|
| Rock name | MONZONITE |
|---|
| Rock type | PLUTONIC |
|---|
| Composition | FELSIC |
|---|
| Material | IGNEOUS |
|---|
| Collected by | author |
|---|
| Comment | coarse grained; plagioclase altered, orthoclase partial alteration, quartz, biotite chlorite along cleavage, hornblende plagioclase and quartz inclusions; dated biotite is coarse |
|---|
Location
| Latitude | 45.9419 |
|---|
| Longitude | -112.505 |
|---|
| Location | N of US Route 10, 2 miles SE of Butte; Silver Bow County |
|---|
| State / province | Montana |
|---|
| Volcanic field | Boulder batholith |
|---|
Age
| Age (Ma) | Error | Min | Max | Geologic age | Dated by |
|---|
| 82.6 |
|
80.2 |
85 |
|
|
Analyses
No chemical analyses are stored for this sample.
