Bringing on your hand is getting more and more luster when you buy it.
5 thoughts on “Why does gold become more and not bright”
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Bringing on your hand is getting more and more luster when you buy it.
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Because gold jewelry is exposed to mercury -containing elements in daily life, it will cause fading and lose color.
Min encountering mercury, a chemical reaction named Maggieqi will occur, forming a new material golden mercury Qi. The color of the golden mercury is yellow and white, attached to the gold jewelry, and it feels like the gold jewelry is like fading.
It also parts of the sweat is waste and harmful substances in the human body. After contacting the silver and copper in gold jewelry in gold jewelry, these substances will produce chemical reactions, produce silver chloride and copper sulfide, which will cause the jewelry to discolor or fade the jewelry color or fade Essence
not only will turn white, but gold will become black. Even if it is thousands of gold, it cannot reach 100%. It contains more or less impurities, such as silver and copper precious metal elements. They are far from as stable as gold, and they may also have a chemical reaction with other material in life. If the generic is black, the gold jewelry will be black.
regional environmental factors may also cause gold jewelry to lose its bright color. For example: dry areas, the air contains more fine dust. After the human body is contaminated, it will form a "human sandpaper". It can wear gold jewelry to erode extremely fine debris and local black stains.
The expansion information:
The precautions for wearing gold jewelry
1. Do not contact the substances containing acid and alkali, otherwise the gold jewelry will change color and dim.
2, do not contact the oil -containing daily necessities, contact with mercury and lead cosmetics, daily necessities, otherwise the golden jewelry will be dim or white.
3, do not contact and friction with metal substances such as platinum, silver, silver, lead, aluminum, tin, mercury (mercury), etc., otherwise the contact points will turn white.
4. Avoid contact with high volatile substances such as perfume and glue directly, otherwise it will easily cause gold decoration to fade.
5. The gold jewelry after wearing is often lost due to stains and dust staining. At this time, as long as the gold decoration is placed in the neutral dishwashing agent, soaked and washed with warm water, and then removed and wiped.
Reference materials Source: Baidu Encyclopedia -Golden Jewelry
Gold and platinum are mainly careful not to touch the stronger pH, avoid scratching. In addition, it is best not to wear dry and heavy work.
The gold jewelry is not very delicate, but if you do not care carefully, it will also lose its initial gloss and charm. Generally speaking, the following points are to be careful: 1. The chemicals of detergent will change the color of the gold, and the gold jewelry should be taken off before doing cleaning. 2. Avoid contact with high volatile substances such as perfume and glue, otherwise it will easily cause gold jewelry to fade. 3. Remove the gold jewelry when swimming to avoid chemical changes in the surface layer after the seawater or pool water. 4. Put the velvet cloth and put it in the jewelry box during storage to avoid friction and damage to each other. 5. The gold is relatively soft, do not pull the necklace and other accessories to avoid deformation. 6. Pure gold jewelry will produce chemical reactions when encountering water and silver, and white spots appear. As long as you barbecue under the alcohol lamp for a while, you can restore the original color. 7. The gold jewelry after wearing is often lost due to stains and dust stains. As long as the gold jewelry is soaked and washed in the neutral detergent, and then removed and wiped it
Generally speaking, gold may lose luster after long wearing, which is due to oxidation or long -term external environmental impact.
is also a possibility that it is not a gold with high purity, and other metals are mixed with more, which leads to easy oxidation.
It can be washed in a golden shop and washed with professional gold water.
It's dirty, just go to the gold shop to wash it.
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