Mineral Information and Data:

Zinkenite
Pb9Sb22S42 [CNMNC approved formula]

Named after the mineralogist, J. K. L. Zincken (1798-1862).

IMA status : Valid species (Pre-IMA 1928) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
03.08.01.01  
  (03) Sulfides - Sulfosalts
  (03.08) where 1 < z/y <2 - (A+)i (A++)j [By Cz], A=metals, B=semi-metals, C=non-metals
  (03.08.01) Zinkenite Group
  
Nickel-Strunz
(10th edition) :
02.JB.35a
  (02) Sulfides
  (02.J) Sulfosalts of PbS Archetype
  (02.JB) Galena derivatives, with Pb
  
Crystal system: Hexagonal System
Point group (H-M): 6 — pyramidal
  
  
  

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