Posnjakite

Facts

Chemical formula

Cu₄SO₄(OH)₆·H₂O

Crystal system

Monoclinic

Elements in formula

Copper, Sulfur, Oxygen, Hydrogen

Number of elements

4

IMA status

Approved

Named after

Eugene W. Posnjak

Sources: Wikidata (CC0), IMA list of minerals via Wikidata · Wikidata Q420268