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Montmorillonite from
Ty-Gallen, Bubry, Lorient, Morbihan, Brittany, France


Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Comments:Greenish-yellow to kaki coatings in cracks.
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Ty-Gallen, Bubry, Lorient, Morbihan, Brittany, France
Data Identifiers
Mindat Occurrence Record ID:286485
Long-form Identifier:1:3:286485:3
GUID (UUID V4):0
References
R. Pierrot, L. Chauris, C Laforêt and F. Pillard : "Inventaire Minéralogique de la France N° 9 : Morbihan", BRGM, 1980.
 
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