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Gold is a kind of unique metal. Its value not only because of its rarity, but also its color changing, then is its flexibility and plasticity. The soft texture of the gold can make into complex patterns, and its extension is very high, 1 ounce of gold can be pulled out of a fine-line with twenty five km long, but also can be hammered into a piece of tissue paper covered with fifty square meters. Maintenance of gold jewelry To avoid contact with chemicals substances such as perfume, cosmetics, bleach, or prevent the chemical reaction. It is easy to have the chemical changes between gold, silver, mercury and lead metals and it will cause the white spots but disappear volatile against the fire. You can simply return the gold jewelry to the jewelry store for cleaning. Diluted liquid soap can also use for general cleaning and then dry it with a soft cloth. Karat gold The color of gold depends on the impurity substance. Natural gold is in typical golden yellowish color, but in order to increase its hardness, durability and color change, gold can be mixed with other alloy metal. The purity and the value of gold depend on the proportion of alloy metal (Karat gold). Contains with 75% of gold, is known as 18 Karate gold, coded Au750. Gold can mixed with other alloy metals to form different colors. Color change can be pale yellow to rose red, or white. Gold mixed with copper or silver can be change to yellowish color, a larger proportion of silver mixture can turn it into white gold, and copper mixture can be synthesized as rose pink in color. Maintenance of Karat gold 1) Avoid exposure to chemicals such as bleach, detergent, etc. 2) Use the diluted liquid soap to clean the karat gold jewelry, and then dry with a soft cloth 3) You can use the non-abrasive cloth to remove fingerprints and hand smudges on the surface, such as wiping silver or glasses cloth. 4) To avoid the Karat gold jewelry putting together with other jewelry, especially diamonds, because of the hardness will lead to friction and scratching. Platinum is the rarest, valuable and durable between the other two precious metals (i.e. gold, silver). Thirty times rarer than gold, the global annual output of gold from about 1, 500 tons, while platinum is only about 160 tons. The platinum mines are located mainly in South Africa and Russia. The density of platinum is very high, and so the higher the weight accordingly. A same size of platinum ring is sixty percent weigh more than a 14K gold ring. Purity platinum jewelry is generally 900 or 950. High purity of the platinum, and therefore it will not fade or change color. Pure white platinum can reflected in a well light with diamond, while the high purity of platinum will not cause skin allergies. The high-density of platinum is endurance strengthen than pure gold. It is difficult to have chemical reaction, and strong enough in corrosion resistance. But it will still leave scratches as of all precious metals. Maintenance of Platinum is same as the others two precious metals Our main business scope include a variety product range of body piercing jewelry,pendants,bead jewelry,rhinestone jewelry,pearl jewelry,fashion jewelry,Cubic zirconia jewelry,costume jewelry wholesale
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