Mineral Information and Data:

Tripuhyite
Fe3+Sb5+O4 [CNMNC approved formula]

Named after its locality: Tripuhy valley (today TripuĂ­ !!) near Ouro Preto.

IMA status : Approved Species 1897 ()
CLASSIFICATION 
Dana
(8th edition) :
44.02.01.03  
  (44) Antimonates
  (44.02) A (X2 O6)
  (44.02.01) Bystromite Group
  
Nickel-Strunz
(10th edition) :
04.DB.05
  (04) Oxides and Hydroxides
  (04.D) Metal:Oxygen = 1:2 and similar
  (04.DB) With medium-sized cations; chains of edge-sharing octahedra
  
Crystal system: Tetragonal System
Point group (H-M): 4/mmm (or 4/m 2/m 2/m) — ditetragonal-dipyramidal
  
  
  

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