Item talk:Q162221
From geokb
Mindat Short Description
A secondary mineral occurring in the oxidized zone of copper deposits in arid regions. Less common than the related and sometimes visually similar brochantite with which it may be confused.
Metastable at ambient temperature with respect to brochant...
Geoscience Ontology Status Notes
Hillebrand W F (1889) Mineralogical Notes. 6. A basic cupric sulphate, Bulletin of the United States Geological Survey 55, 48-55
IMA Formula (from Mindat)
Cu2+3(SO4)(OH)4
RRUFF Formula (from Geoscience Ontology)
Cu2+3(S6+O4)(OH)4
