Mineral description : Wenkite

Picture pending, wenkite from Garpenberg.

Mineral class Silicates : Tekto silicates : Nefeline leucite sodalite group
Chemical formula Ba4Ca6(Si,Al)20O39(OH)2(SO4)3·nH2O (?)
Crystal system Hexagonal
Habitus  
Cleavage Indistinct.
Hardness 6
Density 3.13
Color Light gray to pale pink, transparent to translucent.
Streak White.
Luster Vitreous.
Description  
Occurance  
Associates  
Notes Type locality : Candoglia, Novara, Piemonte, Italy.
Locations A rare mineral
  • Garpenberg Norra, Dalarna. As pink masses with stilbite on quartz.

To silicate index.
Mineral group index.
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axelsson@acc.umu.se
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Last changed : 2000-06-05