Chemistry:Brezinaite

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Short description: Sulfide mineral
Brezinaite
General
CategorySulfide mineral
Formula
(repeating unit)
Cr3S4
Strunz classification2.DA.15
Dana classification02.10.02.02
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupI2/m
Identification
ColorBrownish gray, gray
Mohs scale hardness3.5-4.5
|re|er}}Metallic - dull
DiaphaneityOpaque
Specific gravity4.12
References[1][2]

Brezinaite, discovered in 1969, is a rare mineral composed of chromium and sulfur. It is found in meteorites, such as the Tucson Ring meteorite (Irwin-Ainsa meteorite), its type locality. It was also found in the New Baltimore meteorite and the Sikhote-Alin meteorite. Brezinaite was named in honour of Aristides Brezina (1848–1909), a past director of the Mineralogy-Petrology Section of the Natural History Museum, Vienna, Austria.[1]

References

  1. 1.0 1.1 Brezinaite on Mindat.org
  2. Brezinaite data on Webmineral
  3. Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine 85 (3): 291–320. doi:10.1180/mgm.2021.43. Bibcode2021MinM...85..291W.