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Montmorillonite from
Oak Grove Fork, Clackamas River localities, Clackamas County, Oregon, USA


Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Colour:yellow-orange
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Oak Grove Fork, Clackamas River localities, Clackamas County, Oregon, USA
Data Identifiers
Mindat Occurrence Record ID:424168
Long-form Identifier:1:3:424168:3
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
38.2km (23.7 miles) ⓘPucci drillhole, Hood River County, Oregon, USA
39.7km (24.7 miles) ⓘMolalla High-Alumina Clay Occurrence, Clackamas County, Oregon, USA
References
Tschernich, Rudy W. (1992) Zeolites of the World. Geoscience Press, Inc. 567pp.
 
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