| Locality type: | Deposit |
| Classification |
|---|
|
| Species: | Montmorillonite |
| Formula: | (Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O |
| Confirmation |
|---|
|
| Validity: | Believed Valid |
| Data |
|---|
|
| Mineral Data: | Click here to view Montmorillonite data |
| Locality Data: | Click here to view Unnamed Clay deposit [4], Bradman, Granite County, Montana, USA |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 497156 |
| Long-form Identifier: | 1:3:497156:6 |
| GUID (UUID V4): | 744732d2-a0bc-4b28-b444-e8fca9c3c4f5 |
| Nearest other occurrences of Montmorillonite |
|---|
|
|
| 4.9km (3.1 miles) | ⓘUnnamed Clay deposit [1], Bearmouth, Granite County, Montana, USA |
| 15.7km (9.8 miles) | ⓘUnnamed Clay deposit [2], Drummond, Granite County, Montana, USA |
| 19.3km (12.0 miles) | ⓘClay Deposit Near Haskell, Pioneer Mining District (Gold Creek Mining District), Powell County, Montana, USA |
| 37.0km (23.0 miles) | ⓘClay Deposit (3), Garrison, Garrison Area, Powell County, Montana, USA |
| 42.0km (26.1 miles) | ⓘClay Deposit, Garrison, Garrison Area, Powell County, Montana, USA |
| 62.8km (39.0 miles) | ⓘMcDonald Meadows Occurrence, Seven-Up Pete Mining District, Lewis and Clark County, Montana, USA |
| 64.7km (40.2 miles) | ⓘUnnamed Clay deposit [8], East Fork Reservoir Dam, Granite County, Montana, USA |
| 67.4km (41.9 miles) | ⓘClaystone Deposit, Blossburg, Blossburg Area, Powell County, Montana, USA |
| 67.4km (41.9 miles) | ⓘShale Deposit, Blossburg, Blossburg Area, Powell County, Montana, USA |
| 86.3km (53.6 miles) | ⓘUnnamed clay deposit (1), Miles Crossing, Silver Bow County, Montana, USA |
| References |
|---|
|
|
