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Montmorillonite from
Byrud Emerald Mines, Minnesund, Eidsvoll, Akershus, Norway

Locality type:Mine
Classification
Species:Montmorillonite
Formula:(Na,Ca)0.33(Al,Mg)2(Si4O10)(OH)2 · nH2O
Confirmation
Validity:Believed Valid
References
References:Nordrum, F.S., Raade, G. (2006): The emerald deposit at Byrud, Eidsvoll, S. Norway. Bergverksmuseets skrifter nr. 33, 9-16
Data
Mineral Data:Click here to view Montmorillonite data
Locality Data:Click here to view Byrud Emerald Mines, Minnesund, Eidsvoll, Akershus, Norway
Nearest other occurrences of Montmorillonite
15.6km (9.7 miles) Tangen Mn Mine, Hurdalsjøen, Nannestad, Akershus, Norway
25.2km (15.7 miles) Midtmoen, Øståsen, Lunner, Oppland, Norway
43.6km (27.1 miles) Delebekken Roadcut, Vestre Aker, Oslo, Norway
45.3km (28.1 miles) Bjørkåsen Quarry, Grue, Hedmark, Norway
53.1km (33.0 miles) Huken Quarry, Grorud, Oslo, Norway
89.1km (55.3 miles) Elgskauåsen tunnel, Røyken, Buskerud, Norway
95.2km (59.2 miles) Kleivene tunnel E18, Drammen, Buskerud, Norway
 
Mineral and/or Locality  
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