Mineral Information and Data:

Manganonaujakasite
Na6Mn2+Al4Si8O26 [CNMNC approved formula]

Named as the manganese analog of naujakasite.

IMA status : Approved Species 1999 ()
CLASSIFICATION 
Dana
(8th edition) :
73.01.01.02  (This Dana# Added)
  (73) Phyllosilicate Condensed Tetrahedral Sheets
  (73.01) with double layers
  (73.01.01)
  
Nickel-Strunz
(10th edition) :
09.EG.10
  (09) Silicates
  (09.E) Phyllosilicates
  (09.EG) Double nets with 6-membered and larger rings
  
Crystal system: Monoclinic System
Point group (H-M): 2/m — prismatic
  
  
  

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