Art Deco Silver Onyx & Marcasite Drop Earrings

A good stylish pair of Art DecoA movement within the arts between the two Great Wars (1920-1935) across Europe and the US, characterized by its clean, geometric designs. The aesthetic was intended to celebrate an age of progress and the modernity of the machine. silverA metallic element which is malleable and ductile, and white in colour, making it ideal for use in jewellery. It is usually mixed with copper to improve its hardness.
drop earrings. They are set with carved onyxOnyx is an opaque black variety of polycrystalline chalcedony quartz.  pieces and studded with marcasiteThe marcasite of jewellery is in fact iron pyrite as marcasite itself is too brittle alone for the durability required of a piece. This jewellery marcasite is sometimes called ‘fool’s gold’ given its heavily metallic appearance. Marcasite of this kind also offers a kind of iridescence, explaining its use as a more affordable diamond replacement that wi…. The mineral marcasite, sometimes called white iron pyrite, is iron sulfide (FeS2) with orthorhombic crystal structure. It was commonly used in the Art Deco period to imitate diamondA precious, lustrous gemstone made of highly compressed carbon. Diamonds are one of the hardest materials known to mankind. Colours of diamonds range from colourless, yellow, orange and brown to almost black. Natural coloured (or ‘fancy’) diamonds can be extremely rare. The cut, colour, clarity and carat weight of a diamond are the criteria jewellers use… and onyx jewellery.