Mineral Information and Data:

Bellbergite
(K,Ba,Sr)2Sr2Ca2(Ca,Na)4(Si,Al)36O72 • 30H2O [CNMNC approved formula]

Named for the locality: Bellberg volcano, Mayen, Laacher See area, Eifel, Germany.

IMA status : Approved Species 1983 ()
CLASSIFICATION 
Dana
(8th edition) :
77.01.08.01  
  (77) Tectosilicate Zeolite group
  (77.01) true zeolites
  (77.01.08) Unclassified zeolite species
  
Nickel-Strunz
(10th edition) :
09.GD.20
  (09) Silicates
  (09.G) Tektosilicates with Zeolitic H2O
  (09.GD) Chains of 6-membered rings - tabular zeolites
  
Crystal system: Hexagonal System
Point group (H-M): Unknown — Unk
  
  
  

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