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Heulandite-Ba

Type Locality
Northern Ravnås Prospect, Vinoren Southern Mines, Vinoren Silver Mine Field, Kongsberg Silver Mining District, Svene, Flesberg, Buskerud, Norway
Mineral Data
(Ba,Ca,K,Na,Sr)5Al9Si27O72·22H2O
Strunz: 
9.GE.05
Physical Properties
Streak: 
White
Hardness: 
3.5
Synonyms
Synonyms: 
Heulandite Ba and Heulandite - Ba