wholesale costume jewelry downtown los angeles How to identify authenticity of gold jewelry recycling?

wholesale hamsa and evil eye jewelry Because gold is real gold and is not afraid of fire, friends who have copied the old cities must inspect the authenticity of gold and false when they recycle money or change money, and distinguish the purity of gold. The burning is to check whether there is a knowledgeable impurities in the inspection, or adulteration and counterfeiting. This is the truth that real gold is not afraid of fire coming to practice. Even if the gold is burned, it will not burn.
In daily life, there are some specific methods for identifying the authenticity of gold jewelry. The introduction is as follows:
(1) Fire burning method: "True gold is not afraid of refining". After the fire is cooled, the gold is still golden and does not deform. This is the saying that "the fire is afraid of the real gold". If it turns black, it is not real gold or other metals.
(2) Eye viewing method: Gold has dazzling red yellow, and their luster and color are enduring. The lower the color, the worse the color, the "seven greens, eight yellow, nine red, nine reds, "". Gold jewelry with other metals can be recognized from color.
(3) ear listening: Listen to sound to distinguish ingredients. Falling the jewelry from the height naturally falls. If the sound of "tab" is made, and there is no elasticity of the rhyme without charm, it is a gold with a higher purity. If the sound of sinking rhyme has a long elasticity, it means that it is not high, and the jewelry contains more metals.
(Four rights) Hand 法 method: It is more weight with your hand. The proportion of gold is 19.3, which is much higher than metal such as silver, copper, and tin. Through comparative weight, you can recognize whether other metals fake gold jewelry, because gold of the same volume is much heavier than silver, copper, aluminum, etc.
(5) Teeth biting method: Gold hardness, relatively soft, bite with teeth, there will be traces. Other imitation gold does not have this characteristic, and the higher the color of the gold, the softer. Please adopt, thank you!