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Montmorillonite from
Clay Deposit, Garrison, Garrison Area, Powell 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 Clay Deposit, Garrison, Garrison Area, Powell County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:497116
Long-form Identifier:1:3:497116:0
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
5.0km (3.1 miles) ⓘClay Deposit (3), Garrison, Garrison Area, Powell County, Montana, USA
22.8km (14.1 miles) ⓘClay Deposit Near Haskell, Pioneer Mining District (Gold Creek Mining District), Powell County, Montana, USA
26.3km (16.3 miles) ⓘUnnamed Clay deposit [2], Drummond, Granite County, Montana, USA
35.1km (21.8 miles) ⓘClaystone Deposit, Blossburg, Blossburg Area, Powell County, Montana, USA
35.1km (21.8 miles) ⓘShale Deposit, Blossburg, Blossburg Area, Powell County, Montana, USA
38.0km (23.6 miles) ⓘBoeing Prospect (Flynn Fluorite & Gold; Flynn Property), Greenhorn Mining District (Austin Mining District), Lewis and Clark County, Montana, USA
42.0km (26.1 miles) ⓘUnnamed Clay deposit [4], Bradman, Granite County, Montana, USA
45.6km (28.3 miles) ⓘUnnamed Clay deposit [1], Bearmouth, Granite County, Montana, USA
50.4km (31.3 miles) ⓘMontana Tunnels Mine (Part of Corbin Copper Claims), Colorado Mining District (Prickly Pear Mining District; Corbin Mining District), Jefferson County, Montana, USA
55.1km (34.2 miles) ⓘUnnamed clay deposit (1), Miles Crossing, Silver Bow County, Montana, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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