Veszelyite is a mineral name that can be difficult to pronounce and spell. Its IPA phonetic transcription is /ˈvɛsɛlɛɪt/. The spelling of this word may appear confusing due to the use of the letter "z" followed by the letter "y". Despite this, the pronunciation is quite straightforward, with the stress placed on the second syllable. Veszelyite's unique spelling may be attributed to its Hungarian origin, where the language makes frequent use of these letters. This mineral is typically blue-green in color and can be found in copper deposits around the world.
Veszelyite is a mineral that belongs to the phosphate mineral group. It is classified as a rare secondary mineral that is typically found in oxidized zinc and copper deposits. The name "veszelyite" originates from its discovery locality at the Veszely mine in Hungary.
In terms of its physical characteristics, veszelyite typically forms in small, prismatic or acicular crystal formations. Its color ranges from deep azure blue to greenish-blue, and can sometimes exhibit pleochroic effects, appearing different colors when viewed from different angles. The mineral has a vitreous to resinous luster and appears translucent. Veszelyite has a Mohs hardness of 4.5-5, making it relatively soft.
Chemically, veszelyite is classified as a hydrous copper-zinc phosphate. Its chemical formula is (Cu, Zn)2Zn(PO4)2 · 2H2O. It has a structure that consists of copper and zinc atom coordination octahedra linked to form chains, with phosphate tetrahedra connecting these chains. The presence of water molecules in its structure contributes to its characteristic blue color.
While not commonly used for industrial purposes, veszelyite is highly sought after by mineral collectors due to its rarity and striking color. It can be found in a few locations worldwide, including Hungary, Morocco, Congo, and the United States. Its beautiful appearance and unique crystal formations make it a valuable addition to mineral collections.
The word "veszelyite" is derived from the name of its discoverer, Lajos Veszelyi (1906-1947), a Hungarian mineralogist. Veszelyite is a rare mineral that was first identified by Veszelyi in 1928 in the Banská Štiavnica mining district in Slovakia. It was later named in his honor as "veszelyite" in recognition of his contribution to the field of mineralogy.