Paratacamite

Cu3(Cu,Zn)(OH)6Cl2IMA symbolPata[1]Strunz classificationIII / D.01-55Crystal systemTrigonalCrystal classRhombohedralUnit cella = 13,654, c = 14,041;IdentificationFormula mass58.433 g/molColorGreenCleavageVery goodFractureConchoidalMohs scale hardness3LusterVitreousStreakGreenDiaphaneityTransparentSpecific gravity3.74Density3.74g/cm3SolubilityAcid-solubleReferences[2]

Paratacamite is a mineral in the halide minerals category. Its chemical formula is Cu3(Cu,Zn)(OH)6Cl2. Its name is derived from its association with atacamite.

It is found in Chile, Botallack Mine in Cornwall, Broken Hill, Australia, and in Italy in Capo Calamita on the island of Elba.[2]

See also

References

  1. ^ Warr, L.N. (2021). "IMA–CNMNC approved mineral symbols". Mineralogical Magazine. 85 (3): 291–320. Bibcode:2021MinM...85..291W. doi:10.1180/mgm.2021.43. S2CID 235729616.
  2. ^ a b "Paratacamite: Paratacamite mineral information and data". mindat.org. Retrieved 2017-09-20.
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