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Volkonskoite from
Kleggåsen Ruby Quarry, Froland, Aust-Agder, Norway

Locality type:Quarry
Classification
Species:Volkonskoite
Formula:Ca0.3(Cr,Mg,Fe)2((Si,Al)4O10)(OH)2 · 4H2O
Comments:Found at the locality in a small body of strong hydrothermal alteration as a thin green crust around altered corundum crystals.
Colour:green
Confirmation
Validity:Believed Valid
References
References:Nilssen, B. & Raade, G. (1973): Contribution to the mineralogy of Norway, No 54. On Chromian Montmorillonite (Volkonskoite) in Norway. Norsk Geologisk Tidsskrift 54: 329-331
Associated Minerals Based on Photo Data:
Ruby1 photo of Volkonskoite associated with Ruby at this locality.
Data
Mineral Data:Click here to view Volkonskoite data
Locality Data:Click here to view Kleggåsen Ruby Quarry, Froland, Aust-Agder, Norway
 
Mineral and/or Locality  
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