Mineral Information and Data:

Wittichenite
Cu3BiS3 [CNMNC approved formula]

Named after its locality: Wittichen, Baden, Germany.

IMA status : Valid species (Pre-IMA 1853) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
03.04.08.01  
  (03) Sulfides - Sulfosalts
  (03.04) where z/y > 3 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.04.08)
  
Nickel-Strunz
(10th edition) :
02.GA.20
  (02) Sulfides
  (02.G) Sulfarsenites, sulfantimonites, sulfbismuthites
  (02.GA) Neso-sulfarsenites, etc. without additional S
  
Crystal system: Orthorhombic System
Point group (H-M): 222 — disphenoidal
  
  
  

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