Mineral Information and Data:

Cupropolybasite
[Cu6Sb2S7][Ag9CuS4] [CNMNC approved formula]

Named as the Cu-rich analog of polybasite.

IMA status : Approved Species 2008 ()
CLASSIFICATION 
Dana
(8th edition) :
03.01.07.04  
  (03) Sulfides - Sulfosalts
  (03.01) where z/y > 4 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.01.07) Polybasite group
  
Nickel-Strunz
(10th edition) :
02.GB.15
  (02) Sulfides
  (02.G) Sulfarsenites, sulfantimonites, sulfbismuthites
  (02.GB) Neso-sulfarsenites, etc. with additional S
  
Crystal system: Trigonal System
Point group (H-M): 3m (or 3 2/m) — hexagonal-scalenohedral
  
  
  

<<< BACK TO MINERAL SEARCH