Mineral Information and Data:

Talnakhite
Cu9Fe8S16 [CNMNC approved formula]

Named for the locality: Talnakh area, Taimyr Peninsula, Noril'sk region, Yakutiya, western Siberia, Russia.

IMA status : Approved Species 1968 ()
CLASSIFICATION 
Dana
(8th edition) :
02.09.08.01  
  (02) Sulfides - Including Selenides and Tellurides
  (02.09) where Am Bn Xp, with (m+n):p=1:1
  (02.09.08) Talnakhite Group
  
Nickel-Strunz
(10th edition) :
02.CB.10b
  (02) Sulfides
  (02.C) Metal Sulfides, M:S = 1:1 (and similar)
  (02.CB) With Zn, Fe, Cu, Ag, etc.
  
Crystal system: Cubic System
Point group (H-M): 43m (or 4 3m) — hextetrahedral
  
  
  

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