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Illite from
Clay Deposit, North Fork of the Blackfoot River, Nevada Valley Area, Powell County, Montana, USA


Locality type:Deposit
Classification
Species:Muscovite var: Illite
Formula:K0.65Al2.0[Al0.65Si3.35O10](OH)2
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Illite data
Locality Data:Click here to view Clay Deposit, North Fork of the Blackfoot River, Nevada Valley Area, Powell County, Montana, USA
Data Identifiers
Mindat Occurrence Record ID:497149
Long-form Identifier:1:3:497149:8
GUID (UUID V4):0
Nearest other occurrences of Illite
8.8km (5.5 miles) ⓘClay Deposit, Blackfoot River, Nevada Valley Area, Powell County, Montana, USA
32.7km (20.3 miles) ⓘUnnamed Clay deposit [4], Bradman, Granite County, Montana, USA
36.4km (22.6 miles) ⓘClay Deposit, Hoover Creek Road, Pioneer Mining District (Gold Creek Mining District), Powell County, Montana, USA
39.1km (24.3 miles) ⓘClay Deposit Near Hoover Creek, Pioneer Mining District (Gold Creek Mining District), Powell County, Montana, USA
40.6km (25.2 miles) ⓘClay Deposit Near Haskell, Pioneer Mining District (Gold Creek Mining District), Powell County, Montana, USA
50.3km (31.3 miles) ⓘUnnamed Clay deposit [5], Douglas Mountain, Dunkleberg Mining District, Granite County, Montana, USA
54.8km (34.0 miles) ⓘClay Deposit (3), Garrison, Garrison Area, Powell County, Montana, USA
55.1km (34.3 miles) ⓘClay Deposit (2), Garrison, Garrison Area, Powell County, Montana, USA
55.6km (34.6 miles) ⓘHeddleston (Anaconda Mine - 0300490146; Mike Horse Mine - 0300490362; Carbonate Mine - 0300490040; Heddleston Deposit; Paymaster Mine - 0300490242; Midnight Mine - 0300490284; Heddleston Group), Seven-Up Pete Mining District, Lewis and Clark County, Montana, USA
58.6km (36.4 miles) ⓘClay Deposit, Garrison, Garrison Area, Powell County, Montana, USA
References
(2005) Mineral Resources Data System (MRDS), US Geological Survey.
 
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