Mineral Information and Data:

Canfieldite
Ag8SnS6 [CNMNC approved formula]

Named after Frederick A. Canfield (1849-1926), American mining engineer and mineral collector.

IMA status : Valid species (Pre-IMA 1894) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
02.05.06.02  
  (02) Sulfides - Including Selenides and Tellurides
  (02.05) where Am Bn Xp, with (m+n):p=3:2
  (02.05.06) Argyrodite Group
  
Nickel-Strunz
(10th edition) :
02.BA.35
  (02) Sulfides
  (02.B) Metal Sulfides, M:S > 1:1 (mainly 2:1)
  (02.BA) With Cu, Ag, Au
  
Crystal system: Orthorhombic System
Point group (H-M): mm2 — pyramidal
  
  
  

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