Mineral Information and Data:

Coloradoite
HgTe [CNMNC approved formula]

Named after its locality : Smuggler mine, Ballerat district, Boulder County, Colorado, USA.

IMA status : Valid species (Pre-IMA 1877) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
02.08.02.05  
  (02) Sulfides - Including Selenides and Tellurides
  (02.08) where Am Bn Xp, with (m+n):p=1:1
  (02.08.02) Sphalerite Group (Isometric: F4-3m)
  
Nickel-Strunz
(10th edition) :
02.CB.05a
  (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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