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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:
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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