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Sterling silver is an alloy composed by weight of 92.5% silver and 7.5% other metals, usually copper. The sterling silver standard has a minimum millesimal fineness of 925. Tiffany & Co. pitcher ( c. 1871 ) having paneled sides and repoussé design with shells, scrolls and flowers; top edge is repousse arrowhead leaf design
The alloy is 95.84% pure silver and 4.16% copper or other metals. The Britannia standard was developed in Britain in 1697 to help prevent British sterling silver coins from being melted to make silver plate. It was obligatory in Britain between 1697 and 1720, when the sterling silver standard was restored. It became an optional standard ...
The mark for silver meeting the sterling standard of purity is the Lion Passant, but there have been other variations over the years, most notably the mark indicating Britannia purity. The Britannia standard was obligatory in Britain between 1697 and 1720 to try to help prevent British sterling silver coins from being melted to make silver plate.
Silver is a relatively soft and extremely ductile and malleable transition metal, though it is slightly less malleable than gold. Silver crystallises in a face-centred cubic lattice with bulk coordination number 12, where only the single 5s electron is delocalised, similarly to copper and gold. [17]
Argentium silver (patented in 1998) [1] is a brand of modern tarnish-resistant silver alloys, containing either 93.5%, 94% or 96% silver.Argentium alloys replace some of the copper in the traditional sterling silver (92.5% silver + 7.5% copper) with the metalloid germanium.
In 1697, a higher standard of silver, known as the Britannia standard (95.83%, i.e. 23/24ths silver) was made compulsory in Great Britain to protect the new coinage which was being melted down by silversmiths for the silver. The Sterling standard (92.5%) was restored in 1720.
Household silver or silverware (the silver, the plate, or silver service) includes tableware, cutlery, and other household items made of sterling silver, silver gilt, Britannia silver, or Sheffield plate silver. Silver is sometimes bought in sets or combined to form sets, such as a set of silver candlesticks or a silver tea set.
Silver is a precious metal chemical element. It is an industrial commodity used in photography and electronics and is used for bullion, coins, jewellery and silversmithing. Wikimedia Commons has media related to Silver .