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Montmorillonite from
Dean Quarry, St Keverne, Cornwall, England, UK


Locality type:Quarry
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 Dean Quarry, St Keverne, Cornwall, England, UK
Data Identifiers
Mindat Occurrence Record ID:7968
Long-form Identifier:1:3:7968:6
GUID (UUID V4):0
Nearest other occurrences of Montmorillonite
35.4km (22.0 miles) ⓘGreat Retallack Mine, Perran Iron Lode (Great Perran Iron Lode), Perranzabuloe, Cornwall, England, UK
35.6km (22.1 miles) ⓘTreamble Mine (incl. Garden Quarry), Perran Iron Lode (Great Perran Iron Lode), Perranzabuloe, Cornwall, England, UK
45.0km (28.0 miles) ⓘGeevor Mine, Pendeen, St Just, Cornwall, England, UK
References
Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.
 
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