Simple 6mm Round Dark Blue Natrual Lapis Lazuli Stone Pure 925 Sterling Silver Stud Earrings For Women

1. Silver and gold can not wear at the same time, will lead to silver yellow

2.  bathing or swimming should be promptly removed all kinds of jewelry to prevent the occurrence of alkali products fluoride jewelry reaction occurs, while avoiding the loss of jewelry slip.

3. Avoid contact with hair spray, perfume, skin care products, sulfur soap, etc., because of the chemical substances in their ingredients, will lead to silver jewelry and other jewelry dull or even black.

4. Exercise, dry and rough should avoid wearing jewelry, or easy to accelerate jewelry wear and jewelry caused by attack deformation or fracture.

5. Try to avoid contact with drugs.

6. Regardless of silver or other jewelry, it is best to remove all the jewelry before going to bed, the next day according to the day of the appropriate choice of clothing accessories, which is a good habit of wearing jewelry. Especially the longer earrings, harder type of light chain, more delicate models of jewelry, as long as careful maintenance, you can wear long-term, reducing human damage and unnecessary maintenance.

About wearing black silver jewelry problem

Why do some people bring silver to black, some people are not obvious?

     Because each person’s endocrine structure is not the same, some people sweat contains more acid, some people are less, some people have higher ammonia water content, so wearing silver has a different result, the acid easily black, acid It is not easy to black, and even some people who secrete strong oil will bring their shiny shiny silver, silver jewelry most of the Platinum plating layer (except for a small part of the silver color ornaments), but even if the coating is also needed Careful maintenance. Black solution If the silver jewelry black do not rush to wash with silver wash, after all, is the chemical economy, the jewelry also has some corrosion, wipe silver cloth rub is your first choice, you can also put silver jewelry Coke inside bubble, or use toothpaste to clean, after washing, you must remember to use cotton cloth to clean the water above.

How to identify pure silver and non-pure silver products

1, mark. Silver jewelry should generally be marked with a silver initials (“S” or “Sterling”) mark. The standard silver mark is S925. Full silver mark is S990. But there are many countries do not print on silver jewelry.

2, color. Silver jewelry mostly yellowish white silver, was soft metallic luster. Will not be as bright as stainless steel, but also because of easy oxidation, over time, the color will become dark yellow-white. rhodium plated silver color will be more bright, longer color retention.Most sterling silver products have rhodium plated.

3, heavy weight. The density of silver is 10.53 g / cm3. smallerThan platinum, gold, bigger than copper, with no hand-pendant feel. Needle can mark, you can bend. This method can be distinguished from the platinum master, K white gold or silver imitation silver jewelry.

4, acid test. Silver meets any acid will change color, or even dissolved. If a drop of concentrated hydrochloric acid is added to the inside of the silver jewelery, a white mossy silver chloride precipitate is immediately formed. Other precious metals do not have this phenomenon. Platinum plated silver, to be broken test plating.

5, sound rhyme. After the standard silver jewelry landing sound dull, do not bounce, do not scroll.

6, bouncing: Silver jewelry lost on the ground bouncing smaller, and metal alloy thrown on the ground will bounce.