Mineral Information and Data:

Aurostibite
AuSb2 [CNMNC approved formula]

Named in reference to its composition.

IMA status : Valid species (Pre-IMA 1952) Grandfathered
CLASSIFICATION 
Dana
(8th edition) :
02.12.01.11  
  (02) Sulfides - Including Selenides and Tellurides
  (02.12) where Am Bn Xp, with (m+n):p=1:2
  (02.12.01) Pyrite Group (Isometric: Pa3)
  
Nickel-Strunz
(10th edition) :
02.EB.05a
  (02) Sulfides
  (02.E) Metal Sulfides, M:S = 1:2
  (02.EB) M:S = 1:2, with Fe, Co, Ni, PGE, etc.
  
Crystal system: Cubic System
Point group (H-M): m3 (or 2/m 3) — diploidal
Space group: Pa3
Unit cell: a = 6.646Å
Crystal Habit: As sparse elongate grains, to 3.5 cm.
  
Color: Gray, with a bornitelike tarnish; in polished section, galenalike with pinkish tinge
Diaphaneity: Opaque
Luster: Metallic
Hardness (Mohs): 3
Measured Density: 9.98 g/cm3
Tenacity: Brittle
  
Geologic Setting: In hydrothermal gold-quartz veins, in portions deficient in sulfur and containing other antimony minerals.
Mineral Association: Gold, freibergite, stibnite, jamesonite, chalcostibite, bournonite, boulangerite, arsenopyrite, pyrite, chalcopyrite, sphalerite, galena, tetrahedrite
  

<<< BACK TO MINERAL SEARCH