Veszelyite

veszelyite

vauquelinite

libethenite

aurichalcite

Images

Formula: (Cu,Zn)2Zn(PO4)(OH)3.2H2O
Hydrated phosphate containing hydroxyl
Crystal System: Monoclinic
Specific gravity: 3.4 measured, 3.42 calculated
Hardness: 3½ to 4
Streak: Green to white
Colour: Green, blue, greenish blue, dark blue; greenish blue in transmitted light
Solubility: Soluble in acids
Environments:

Hydrothermal environments

Veszelyite is a rare secondary mineral occurring in the oxidised zones of base metal deposits, associated with aurichalcite, brochantite, hemimorphite, kipushite, libethenite, malachite and pseudomalachite (Mindat).

Localities

At the Laochang ore field, Gejiu Sn-polymetallic ore field, Gejiu City, Honghe, Yunnan, China, dark blue crystalline veszelyite occurs with light blue hemimorphite and green kipushite (AESS).
Veszelyite from Laochang - Image

At the Kipushi mine, Kipushi, Haut-Katanga, DR Congo, veszelyite is associated with pseudomalachite, malachite, hemimorphite, pyromorphite, kipushite, vauquelinite, libethenite, quartz and iron oxides (HOM).
Veszelyite from the Kipushi Mine - Image

At the Palabanda quarries, Mfouati, Mfouati District, Bouenza Department, Republic of the Congo, deep blue veszelyite is associated with light blue hemimorphite (Dr Marco Tam Shing Yau, The Mineralogy Society of Hong Kong Newsletter 19.8).
Veszelyite from the Palabanda Quarries - Image

The type locality is Ocna de Fier, Ocna de Fier-Dognecea District, Banat Mountains, Caraş-Severin, Romania.
Veszelyite from Ocna de Fier - Image

At Wanlockhead, Dumfries and Galloway, Scotland, UK, veszelyite is associated with hemimorphite, malachite, aurichalcite and brochantite (HOM).
Veszelyite from Wanlockhead - Image

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