Chemistry:Zincmelanterite

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Zincmelanterite
General
CategorySulfate minerals
Formula
(repeating unit)
(Zn,Cu,Fe)SO
4
 · 7H2O
Strunz classification7.CB.35
Crystal systemMonoclinic
Crystal classPrismatic (2/m)
(same H-M symbol)
Space groupP21/c
Identification
ColorPale greenish-blue, yellow-green, apple-green
|re|er}}Vitreous
References[1]

Zincmelanterite is a mineral, a sulfate of zinc, copper and iron with the chemical formula (Zn,Cu,Fe)SO
4
 · 7H
2
O
. It is a soft monoclinic yellow green mineral with Mohs hardness of 2 and a specific gravity of 2.02.

It was discovered in 1920 in the Vulcan mining district of Gunnison County, Colorado, United States , and is named for its zinc content and its resemblance to melanterite.[3]

References

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