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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 ...
"The words "silver" and "sterling silver" describe a product that contains 92.5% pure silver. Silver products sometimes may be marked 925, which means that 925 parts per thousand are pure silver. Some jewellery described as "silver plate" has a layer of silver applied to a base metal. "Coin silver" is used for compounds that contain 90% pure ...
The Scandinavian silver alloy contains 83% pure silver and 17% copper or other metals. [10] German silver will be marked with a millesimal fineness of 800 or 835 (80% or 83.5% pure silver). Any items simply marked "German silver", "nickel silver" or "Alpaca" have no silver content at all, but are mere alloys of other base metals. [citation needed]
Silver vase, c. 2400 BC Karashamb silver goblet, 23rd–22nd century BC. Silver was known in prehistoric times: [63] the three metals of group 11, copper, silver, and gold, occur in the elemental form in nature and were probably used as the first primitive forms of money as opposed to simple bartering. [64]
For example, copper is added to the precious metal silver to make a more durable alloy for use in coins, housewares and jewelry. Coin silver, which was used for making silver coins in the past, contains 900 ‰ silver and 100 ‰ copper, by mass. Sterling silver contains 925 ‰ silver and 75 ‰ of other metals, usually copper, by mass.
As it now stands, the compulsory part of the UK hallmark consists of the sponsor or maker's mark, the assay office mark, and the standard of fineness (in this case silver, 925 parts in 1,000). Examples of British hallmarks for 925 silver. These are shown in the top of the two example hallmarks.
Disappointed with the outcome and felt we were one of the 12 best teams in the country. We had an extremely challenging schedule and recognize there were two games in particular that we did not ...
Sterling silver is an alloy of silver containing 92.5 by weight of silver and 7.5 by weight of other metals, usually copper. The sterling silver standard has a minimum millesimal fineness of 925. 92.5 what by weight of silver? I'm assuming that it's 92.5% ? Seattle Rex 03:28, 18 February 2017 (UTC)