small ceramic jewelry bowls wholesale How to distinguish the authenticity of Jin ingot

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small ceramic jewelry bowls wholesale

4 thoughts on “small ceramic jewelry bowls wholesale How to distinguish the authenticity of Jin ingot”

  1. Bernice

    wholesale usa jewelry The gold is mainly regarded as color, weight, professional money houses, and pawn to identify. Most people are still easily deceived.
    later golden leaves are popular in order to use the golden ductility, one or two gold can be extended long, and it is easy to carry. Can it be distinguished if it is a professional!
    The golden leaves in the TV take a leaf shape. Essence

  2. Monique

    jewelry wholesale market Folk experiments Jin ingot is authentic and pseudo, and Jin Yuanbao can play from the high place (about 50 cm high). It is fake. Essence

  3. Cory

    wedding bouquet jewelry wholesale Pay content for time limit to check for freenAnswer Hello, kiss is glad to answer you in ancient times, there is no specific distinguished authenticity of Golden ingot. Most people use teeth to test hardness to identify true and false in ancient Golden ingot. Used to circulate. Yuanbao, began in Tang, flourished in Yuan and Qing. As a circulation currency in ancient China in 1300, it has always been regarded as a symbol of wealth. In the Ming and Qing dynasties, which was made into the peak of Yuanbao, the silver ingot began to be divided into official and private casting. Most of the silver ingots casting silver ingots for officials were cast. The private silver ingot was generally cast with private silver money. The difference is very different. Generally speaking, the official casting silver ingot is used for the internal use of the ruling group, and the people of civilians are almost impossible and dare not contact.

  4. Marty

    lab made jewelry wholesale 70 1. Different from the authenticity of Jin ingot: The density of gold is 19.32 grams / cubic centimeter, which is about double the same volume of silver, lead, and tin. Available formula: The mass (gram) of a certain gold jewelry (gram) is equal to density than the volume (cubic centimeter) of a certain gold jewelry (cubic centimeter). Seeking the density of the gold jewelry measured, the density is about 19.32 grams / cubic centimeter, it is pure gold or relatively pure gold, otherwise it is a non -pure gold or color difference gold (this method has no destructiveness to the jewelry).
    2. According to the different gloss and color of gold, you can generally distinguish pure gold, K gold, real gold, fake gold. That is, gold is better with red yellow, and the color is more than 95 %; the positive yellow color is about 80 %; the blue and yellow color is about 70 %; the yellow color is slightly gray and the color is about 50 %. Therefore, there is a formula for "seven greens, eight yellow, nine five red, and yellow leucorrhea ash. For jewelry from Jiu Tibet, there will be a saying that "copper turns green, silver turns black, and gold will never change color".
    3, use the gold -pairing card (fixed gold medal) and the test jewelry to grind the road on the test gold stone. By comparing the color, the gold jewelry is determined. This method should be carried out under natural light and sunlight, and cannot be carried out under the direct sunlight and incandescent lamps.

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