The Chinese have deep feelings and special meanings for gold. For the people in the marriage, it is a precious metal that cannot be lacking. How much do you know about gold? The following will give professional advice in turn, let you make a golden pass under the guidance of experts.
The origin of gold? What is the earth's content?
Gold is a natural product that exists in a free state in nature and cannot be artificially synthesized. It is a metal discovered and utilized by humans earlier. Because it is rare, special and precious, it has been regarded as the head of hardware since ancient times and has the title of "king of metal". The amount of gold resources identified in the world is 89,000 tons.
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What are the characteristics of gold compared to other precious metals?
Physical properties Gold has good chemical stability, density of 19.32 grams per cubic centimeter, melting point of 1063 degrees, easy to forge, easy to stretch, easy to wear. Gold is a good conductor of heat and electricity. Gold is a symbol of wealth and rights. Gold plays a role in wealth and rights in both history and culture.
In ancient times, gold was often owned by emperors or nobles. Even in countries of different faiths, gold has become a material for offering instruments and modifying the image of the gods. In modern life, gold also plays this role.
Gold is the economic value of the world's monetary reserve gold itself. It plays a special role in the financial and monetary fields, social and cultural fields, and political life, such as circulation, value, collection, investment, appreciation, value preservation, wearing decoration, etiquette. Communication and so on.
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Are gold and K gold all gold? How is gold classified?
Because of the softness of pure gold, people will add a small amount of silver, copper, zinc and other metals to the gold to increase the strength and toughness of gold, so gold is classified according to purity. However, in recent years, with the improvement of gold processing technology and the application of new technology, some pure gold jewelry has also achieved higher hardness.
According to the relevant national standard, the gold content is not less than 990 ‰, that is, it is expressed in full gold, and the gold content is not less than 999 ‰, which is expressed in full gold. The unit for determining the gold content in the goldsmith is called "Golden Position", the English is "Karat", and the English prefix can also be referred to as "K". Common 18K and 10K gold products have a purity of 750‰, 417‰, and generally 24K is 99.99% pure gold.
Is there any easy way to identify the authenticity of gold?
There is a simple mouth: 掂 weight, look at the color, audition rhyme, soft and hard, with acid. Specifically summarized as the following 6 points:
1. When the hand is bent, it is soft and easy to bend. It is easy to pull with a hand, and it will be traced when it is scratched with a hard object;
2. Throw a "beep" on the floor, the fake sound is sharp, and it jumps higher than the real gold;
3. Really dark yellow, excessive red is pseudo-gold, light color is silver, aluminum and other mixed gold;
4. The same volume, really heavy, false lighter;
5. Really encounters an emergency fire without discoloration, false does not fire, turns black and purple, not bright;
6. After burning red, it will be quenched into water, and the color will remain unchanged;
What is the value of gold jewelry?
Collection value: Gold is the precious metal discovered and utilized by humans earlier. It has the title of “king of metalâ€. For this reason, gold has become a symbol of wealth, with financial reserves, currency, jewelry and other functions, and its value preservation is strong.
Artistic value: Gold jewelry blends with many fantastic craftsmanship. Such as filigree inlays, relying on piles, bases, weaving, weaving, smashing, filling, smashing, welding eight major processes, the process is cumbersome and meticulous, the finished products are exquisite, and the golden skills are among the top in the "Yanjing Eight Musts". Historically it has only been a royal imperial object.
Cultural value: the meaning of carrying traditional culture, including the oriental philosophical thought and aesthetic taste.
When buying a wedding gold jewelry, what suggestions can you share with a new person?
In a festive wedding, there is naturally a golden ornament that symbolizes wealth and symbolizes auspiciousness. The meaning of the symbol of wedding gold jewelry is also different. The bride can choose according to different meanings when purchasing. Generally, the dragon and phoenix style gold ornaments are styles that cannot be missed. They are combined to symbolize marriage and auspiciousness.
In addition, the flower-shaped gold ornaments show women's delicate and charming, and also express the beautiful blessings of the new couple's wedding.
What is the special meaning of gold in the wedding customs of the East?
Gold plays a festive role in the traditional customs of China. Chinese people have an indescribable feeling about gold. Every festive day, such as birthday banquets and wedding banquets, they like to give gold to their relatives and friends. People usually say that a good cause is a "golden jade".
It can be seen that gold represents a beautiful meaning in the wedding customs of the East!
Gold jewelry maintenance methods:
1. Chemicals such as detergents will change the color of gold and remove gold jewelry before cleaning.
2, avoid direct contact with high volatile substances such as perfume, hair gel, otherwise it will easily lead to fading of gold ornaments.
3, remove the gold ornaments when swimming, so as not to touch the sea water or pool water, the surface layer produces chemical changes.
4. When storing, wrap it in a velvet cloth and put it in the jewelry box to avoid mutual friction and damage.
5, gold is relatively soft, easy to deform, so do not do the pulling action, so as not to deform.
6, pure gold jewelry in the case of mercury will produce a chemical reaction, white spots appear, as long as you wash under the alcohol lamp for a while to restore the original color.
7. After wearing, the gold ornaments often lose their luster due to the stains and dust. At this time, just put the gold ornaments in a neutral detergent and soak them in warm water, then remove them and wipe them dry.
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