Mineral Information and Data:

Silinaite
NaLiSi2O5 • 2H2O [CNMNC approved formula]

Named for SIlicon, LIthium, and sodium, NAtrium, in the composition.

IMA status : Approved Species 1991 ()
CLASSIFICATION 
Dana
(8th edition) :
74.03.05.03  
  (74) Phyllosilicate Modulated Layers
  (74.03) with joined strips
  (74.03.05) Na phyllosilicates
  
Nickel-Strunz
(10th edition) :
09.EF.20
  (09) Silicates
  (09.E) Phyllosilicates
  (09.EF) Single nets with 6-membered rings, connected by M[4], M[8], etc.
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  

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