5 thoughts on “The gold surface was grinded, and it was silver inside. Is it normal?”
Marjorie
Not normal. As a precious metal, gold has good physical characteristics. "Real gold is not afraid of fire" is that the chemical stability of gold is very high. It is not easy to chemically react with other materials. You do n’t have to worry about oxidation and discoloration. Even in the melting state, it will not be oxidized and discolored. The density is strong and the feel is heavy. Good toughness and ductility, good guidance. It pure gold has gorgeous yellow, but the color changes greater after mixed with other metals. For example, the gold and copper alloy are dark red, and the silver alloy is light yellow or gray -white. Jin Yi was grinded into powder, which is why Jin is scattered in nature. Pure gold jewelry is also easily worn and reduced. The extension data is soluble in a solution containing potassium cyanide or sodium cyanide at room temperature at room temperature to form a stable complex M [AU (CN) 2]; In the solution; it is also soluble in acid solution with chlorine gas. This does not work with the alkali solution, but it can be generated with sodium peroxide when melting. The combined price of gold is -1, -2, 1, 2, 3, 5, 7, etc. Oxide has a triple oxidation two gold AU2O3, and chloride has a three-chloride gold AUCL3. Reference materials Source: Baidu Encyclopedia-Gold
Not normal, the motherland is a golden product, and it should be golden yellow inside and outside. You may buy gold -plated products. Look at your ring, the printed note above is "PG" or "G, GOLD, Foot gold" the former is a gold -plated mark, and the latter is a golden label. Yi Duo Jewelry will answer for you
This is just what you buy is only gold -plated jewelry. It may be 925 silver or platinum. You can go back to the store and ask. Isn't it the design of some designs? The ring is gold -plated, and there is platinum. The meaning is that over time, life will become simple. some type of. You have to ask this. When you bought it, did anyone tell you that it was all gold. Essence Essence
Not normal. As a precious metal, gold has good physical characteristics. "Real gold is not afraid of fire" is that the chemical stability of gold is very high. It is not easy to chemically react with other materials. You do n’t have to worry about oxidation and discoloration. Even in the melting state, it will not be oxidized and discolored. The density is strong and the feel is heavy. Good toughness and ductility, good guidance.
It pure gold has gorgeous yellow, but the color changes greater after mixed with other metals. For example, the gold and copper alloy are dark red, and the silver alloy is light yellow or gray -white. Jin Yi was grinded into powder, which is why Jin is scattered in nature. Pure gold jewelry is also easily worn and reduced.
The extension data is soluble in a solution containing potassium cyanide or sodium cyanide at room temperature at room temperature to form a stable complex M [AU (CN) 2]; In the solution; it is also soluble in acid solution with chlorine gas.
This does not work with the alkali solution, but it can be generated with sodium peroxide when melting. The combined price of gold is -1, -2, 1, 2, 3, 5, 7, etc. Oxide has a triple oxidation two gold AU2O3, and chloride has a three-chloride gold AUCL3.
Reference materials Source: Baidu Encyclopedia-Gold
Not normal, the motherland is a golden product, and it should be golden yellow inside and outside. You may buy gold -plated products. Look at your ring, the printed note above is "PG" or "G, GOLD, Foot gold" the former is a gold -plated mark, and the latter is a golden label. Yi Duo Jewelry will answer for you
This is just what you buy is only gold -plated jewelry. It may be 925 silver or platinum. You can go back to the store and ask. Isn't it the design of some designs? The ring is gold -plated, and there is platinum. The meaning is that over time, life will become simple. some type of. You have to ask this. When you bought it, did anyone tell you that it was all gold. Essence Essence
If it is pure gold, it is not normal.
It must be gold -plated. Go to the store! Intersection