Mineral Information and Data:

Wadalite
Ca6Al5Si2O16Cl3 [CNMNC approved formula]

Named for Tsunashiro Wada (1856-1920), first Director General of the Geological Survey of Japan.

IMA status : Approved Species 1993 ()
CLASSIFICATION 
Dana
(8th edition) :
51.04.05.01  
  (51) Nesosilicate Insular SiO4 Groups Only
  (51.04) with cations in [6] and >[6] coordination
  (51.04.05)
  
Nickel-Strunz
(10th edition) :
09.AD.25
  (09) Silicates
  (09.A) Nesosilicates (Isolated tetrahedron) structures
  (09.AD) Nesosilicates without additional anions; cations in [6] and/or greater coordination
  
Crystal system: Cubic System
Point group (H-M): 43m (or 4 3m) — hextetrahedral
  
  
  

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