Mineral Information and Data:

Wilkinsonite
Na4(Fe2+8Fe3+4)O4[Si12O36] [CNMNC approved formula]

Named for John Frederick George Wilkinson, Emeritus Professor of Geology, University of New England, Armidale, Australia.

IMA status : Approved Species 1990 ()
CLASSIFICATION 
Dana
(8th edition) :
69.02.01a.08  
  (69) Inosilicate Chains with Side Branches or Loops
  (69.02) with P>2
  (69.02.01a) Aenigmatite and related species (Aenigmatite subgroup)
  
Nickel-Strunz
(10th edition) :
09.DH.45
  (09) Silicates
  (09.D) Inosilicates* Structural terminology per Liebau (1985)
  (09.DH) with 4-periodic single chains, Si4O12
  
Crystal system: Triclinic System
Point group (H-M): 1 — pinacoidal
  
  
  

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