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Montmorillonite from
Unnamed Clay deposit [8], East Fork Reservoir Dam, Granite County, Montana, USA


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 [8], East Fork Reservoir Dam, Granite County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:497144
Long-form Identifier:1:3:497144:3
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
53.0km (33.0 miles) ⓘUnnamed clay deposit (1), Miles Crossing, Silver Bow County, Montana, USA
59.9km (37.2 miles) ⓘUnnamed Clay deposit [2], Drummond, Granite County, Montana, USA
61.7km (38.4 miles) ⓘClay Deposit Near Haskell, Pioneer Mining District (Gold Creek Mining District), Powell County, Montana, USA
61.8km (38.4 miles) ⓘClay Deposit (3), Garrison, Garrison Area, Powell County, Montana, USA
62.8km (39.0 miles) ⓘUnnamed Clay deposit [1], Bearmouth, Granite County, Montana, USA
63.5km (39.5 miles) ⓘClay Deposit, Garrison, Garrison Area, Powell County, Montana, USA
64.7km (40.2 miles) ⓘUnnamed Clay deposit [4], Bradman, Granite County, Montana, USA
67.9km (42.2 miles) ⓘBerkeley Pit, Butte Mining District (Summit Valley Mining District), Silver Bow County, Montana, USA
98.0km (60.9 miles) ⓘClaystone Deposit, Blossburg, Blossburg Area, Powell County, Montana, USA
98.0km (60.9 miles) ⓘShale Deposit, Blossburg, Blossburg Area, Powell County, Montana, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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