Pseudomalachite Cu5(PO4)2(OH)4Locality:Silberbrünnle Mine, Haigerach valley, Gengenbach, Ortenaukrei
Pseudomalachite Cu5(PO4)2(OH)4Locality:Silberbrünnle Mine, Haigerach valley, Gengenbach, Ortenaukreis, Freiburg Region, Baden-Württemberg, GermanyField of view: 0.65mmCollection and photo: G. Franz ZöllA secondary mineral in the oxidized zone of hydrothermal copper deposits. Soluble in acids. Crystals, which are rare, are prismatic, usually with uneven faces. Pseudomalachite is commonly compact, reniform or botryoidal, or it may be fibrous or in crusts and films. -- source link
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