Mineral Information and Data:

Ferristrunzite
Fe3+Fe3+2(PO4)2(OH)3 • 5H2O [CNMNC approved formula]

Named for its composition and for Hugo Strunz (1910-), mineralogist, Berlin, who authored the Strunz system of mineral classification.

IMA status : Approved Species 1987 ()
CLASSIFICATION 
Dana
(8th edition) :
42.11.09.03  
  (42) Hydrated Phosphates Containing Hydroxyl or Halogen
  (42.11) where (AB)4 (XO4)3 Zq · x(H2O)
  (42.11.09) Strunzite Group
  
Nickel-Strunz
(10th edition) :
08.DC.25
  (08) Phosphates, Arsenates, Vanadates
  (08.D) Phosphates, etc
  (08.DC) With only medium-sized cations, (OH, etc.):RO4 = 1:1 and < 2:1
  
Crystal system: Triclinic System
Point group (H-M): Unknown — Unk
  
  
  

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