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Montmorillonite from
Black Mountain spodumene pegmatite prospect, Natrona County, Wyoming, USA


Locality type:Prospect
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 Black Mountain spodumene pegmatite prospect, Natrona County, Wyoming, USA
Data Identifiers
Mindat Occurrence Record ID:742964
Long-form Identifier:1:3:742964:4
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
76.9km (47.8 miles) ⓘB. H. Hall No. 5 occurrence, Owl Creek Mountains, Fremont County, Wyoming, USA
References
Hanley, J.B., Heinrich, E.W., Page, L.R. (1950) Pegmatite investigations in Colorado, Wyoming, and Utah, 1942-1944. Professional Paper 227. US Geological Survey doi:10.3133/pp227
 
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