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Aegirine

About
Group Parent: 
Type Locality
Rundemyr, Øvre Eiker, Buskerud, Norway
Mineral Data
NaFe3+Si2O6
Strunz: 
9.DA.25
Physical Properties
Crystal System: 
Monoclinic
Hardness: 
6.0
Tenacity: 
brittle
Synonyms
Synonyms: 
Acmite