For ANY substance, "pure" means complete, total, and without any other material added - i.e. 100%. The problem is that it's almost impossible to refine silver to be totally free of any other metals, but it IS practical to create what's called .999 fine silver. That means 999/1000 of the metal is pure silver and the remaining 1/10 of 1% is other metals or contaminants. For all practical purposes, that's pure silver.
Since sterling silver is an alloy of 92.5% pure silver and 7.5% of another metal, 7.5% of the material is not pure silver.
Pure silver typically refers to silver that is at least 99.9% pure. Fine silver, on the other hand, refers to silver that is at least 99.95% pure. In general, fine silver is considered slightly purer than pure silver.
That means that it real sterling silver; the jewelry consists of 92.5 % pure silver and the rest is a type of alloy, usually copper. 925 is a mark to indicate purity of the silver. 22k refers to the amount of purity of gold alloys and it means that there is 91.67 percent pure gold.
To calculate the mass of silver chloride needed to plate 285mg of pure silver, you can start by determining the mass of silver in the silver chloride. Since silver chloride contains 75.27% silver, the mass of silver in the silver chloride is 0.7527 * mass of silver chloride. Once you have the mass of silver in the silver chloride, you can set up a ratio to find the mass of silver chloride needed to plate 285mg of pure silver.
92.5 percent pure silver. MO stands for Modena Italy
The Morgan dollar is 90% silver, or contains about .77 troy ounce of pure silver.
93.5 percent pure silver
.14792 oz of pure silver in a 40% half dollar.
Since sterling silver is an alloy of 92.5% pure silver and 7.5% of another metal, 7.5% of the material is not pure silver.
The value of pure silver is determined by weight and market prices. As of 22 June 2013, silver is worth $19.85 per ounce.
Gold MarksIn gold jewelry, a stamping of 24 kt or 999 means that it is 100 percent pure gold, 18 kt or 750 means that is 75 percent pure gold, 14 kt or 585 is 58.3 percent pure gold, and 10 kt or 417 is 41.6 percent pure gold.Silver MarksA stamping of 925 in silver jewelry means that it is sterling silver and contains 92.5 percent pure silver, with the rest being other metals such as copper. In European jewelry, it is also possible to see hallmarks such as .800 or .813 which also indicate the percentage of pure silver in the piece.See the related links below for more information.
In silver jewelry marked 925 FAS the number indicates that the jewelry is 92.5 percent silver and the rest is a fused silver alloy. Sterling silver, or 925 silver, contains 92.5 percent weight of silver, as compared to 99.9 in pure silver.
Olympic gold medals are not pure gold. Instead, they are made up of 92 percent silver, then plated with six grams of gold. Olympic silver medals are also not made out of pure silver. This is because pure silver is too soft for production. Instead, sterling silver, which is a mixture of 92.5 percent silver and 7.5 percent copper, is used. Pure bronze isn't used in the olympic bronze medals as its color is too similar to gold and could lead to confusion over which medal to present to the athlete. Copper is used in its place.
that tells how pure something is, usually silver. that means it is .999 percent pure.
Silver 925 represents 92.5 percentage of pure silver. 100 percent silver is not suitable for jewelry because it is extremely malleable and it can be damaged easily.
Silver Marks A stamping of 925 in silver jewelry means that it is sterling silver and contains 92.5 percent pure silver, with the rest being other
92.5 percent pure silver. MO stands for Modena Italy