Measurement of the purity of gold

An amazing 165,000 tons of gold have been extracted to date, since the dawn of human civilization. It is not surprising that a large part of it was used in the creation of jewelry for centuries. Each year, about half of the gold extracted in the world goes in the creation of jewelry of all kinds, ranging from rings, earrings, necklaces, bracelets and other exotic pieces of craftsmanship.

A consumer who is on the market, buying a gold ring or a necklace for his wife, has to know if what you pay with gold pure or is another piece of garbage just plated gold medal. To verify the level of purity of gold jewelry, a marking system is designed, indicating the amount of pure gold which is located in an article of jewelry and authentic quality. In this article Buzzle, I'll give you an explanation of how to identify gold jewelry marks and to check the level of purity of a piece of gold jewelry.

 

Gold being inherently sweet, can be molded directly into jewelry, without mixing it with other metals for strength. Therefore, a classification of quality system, which can measure the amount of pure gold contained in an article of jewelry gold is necessary. There are two existing systems that are used for this purpose. The purity of gold is measured in terms of value in carats at the Etats-unis.uu... Value in carats is a specification of the fraction of the total mass of an element of the gold, which is pure gold. High purity of content however is 24 KT, which means that it is 99.99% pure gold.

The scale moves down, with a 23 Kt, Kt 22, 21 Kt above up to 8 Kt classification. A 12 Kt gold coin has 12 pieces of each 24 by weight of pure gold. In Europe, another system is used to measure the purity of the gold, which uses ' Mil ' as a parameter to measure. '' It measures the purity of a gold jewellery in terms of parts per thousand pure gold. Let's take a look at how to read gold marks and check its purity in the following lines.

How to identify brands of jewelry?

You will need to bring a magnifying glass to read the marks of gold, because they tend to be registered fine. Also get a portable balance precision, which allows to measure the weight of multiple fractions of a gram by gram. This is how you can verify the purity of the product.

Check the Karat mark quality

Most modern jewellery products in or have a note 'Karat' inscribed on them. The value printed in carats can be anywhere between 8 to 24 Kt Kt. To know the percentage of pure gold in the classification of weight in carats, divide the coast of karat by 24 and multiply by 100%. You may want to take a look at this article which explains how to calculate the value of scrap gold, of the classification of karats.

Verify the existence of thousandths of a qualification

If it is a piece of jewelry in Europe, classification of purity will be a digit number three of less than 1000, with 999 million of classification which is equivalent to 24 carats. The value can be between a minimum of 333 and a maximum of 999. Divide the value by 10 to get the fraction of percentage by weight which is pure gold.

Find seal of the mark or symbol

Accompany karats or thousandths of qualifications, it should not be a symbol that represents the mark of the manufacturer. At the command prompt, you can decrypt the jewelry brand owned. Avoid buying jewelry and brand marks.

By identifying the brand name, the value in carats and the classification of thousandths, you can determine the authenticity of gold objects pretty easily. Although the purchase of scrap gold items, you must be an extreme care in verifying the quality of ratings gold as the most probable is that traders will try to deceive you. It is best not to proceed with the purchase of a gold jewel, which has absolutely no markings on it. If it is an old piece of antique jewelry, obtain a reference to an assessment of the jeweler, who have the necessary equipment to test the quality.