Mineral Information and Data:

Moganite
SiO2 • nH2O [CNMNC approved formula]

Named for the locality: Mogan, on southern Gran Canaria in the Canary Islands.

IMA status : Approved Species 1999 ()
CLASSIFICATION 
Dana
(8th edition) :
75.01.04.02  (This Dana# Added)
  (75) Tectosilicate Si Tetrahedral Frameworks
  (75.01) SiO2 with [4] coordinated Si
  (75.01.04)
  
Nickel-Strunz
(10th edition) :
04.DA.20
  (04) Oxides and Hydroxides
  (04.D) Metal:Oxygen = 1:2 and similar
  (04.DA) With small cations: Silica family
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  

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