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wholesale designer jewelry chanel The three nine in gold represent the purity of gold 99.9%, and the purity of the four nine represents gold is 99.99%. In normal times, we will ask the purity of 99.9%of the gold. Thousands of gold. The purity of 10,000 -footed gold is higher, and the price is relatively high. Most gold jewelry is thousands of gold, and the BRICS is mostly performer.
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Gold (GOLD) is a single -quality form of chemical element gold (AU). It is a soft, golden, corrosive precious metal. Gold is one of the rare, precious and extremely valued metals. Internationally, gold is generally based on ounces. In ancient China, "two" was used as a gold unit, and it was a very important metal. It is not only a special currency for reserves and investment, but also an important material for the jewelry, electronics, modern communications, aerospace, aerospace industry and other departments
The chemical symbols of gold are AU, financial in English in finance The code is XAU or GOLD. The name of the AU comes from a story of the goddess of dawn in Roman mythology, which means the shining dawn.
Golden purity refers to the content of gold. Generally, K uses K to represent the purity of gold, the highest purity of 24K gold, 18K times, and so on. 18K gold is said to be the content of gold 18/24, which is 75%, and the remaining 25%are other metals. In gold ornaments, copper, silver, etc. are usually copper, silver, etc., and 24K gold means pure gold. The gold name depends on its purity.
The means that the k of gold is directly related to the weight unit of the gemstone. "Clar" comes from French Carat, "K" is taken from French Karat. In French, these two words are read as "carat", which is easy to confuse. In order to distinguish between the two, the weight unit of the gem was "carat", and the golden position symbol was selected "K".
, in the weight of the gem, 1 carat = 200 mg; 1k in the purity unit of gold is 1/24 or converted to 4.1666%, which means that the gold content is 1 1 /24 or 4.1666%.
18k gold indicates that the content of gold is 18/24, which is 75%, and the remaining 25%are other metals. In gold ornaments, copper, silver, and so on. 24K gold means pure gold. Relatively speaking, Chinese consumers have high requirements for gold jewelry, so in the Chinese market, the more common gold jewelry varieties are 24K and 18K.
but in Europe and the United States, people have greater demand for gold jewelry. We can see many low -purity gold jewelry, such as 12K gold, 14K gold, etc. The content is 50%and 58.33%.