sleeping beauty jewelry wholesale How to make a pencil to identify diamond?

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The recognition of the authenticity of diamonds is already a very common topic. So, how to identify the authenticity of diamonds without any instruments? In order to distinguish the real diamonds and
The artificial diamond
, crystal, glass or

, etc., people also invent and accumulate a lot of very simple and practical methods.
In
of hand mold
to identify the authenticity of diamonds. It is a method often used by those who are more experienced. Gently touch the diamond with your fingers
R n, there will be a sense of stickiness. This adhesive is unique to real drills. Because diamonds have a kind of affinity for fat, and the human finger skin will have a small amount of secretion of hand oil. This kind of skin oil and stones contact the crystal surface of the stone, which will feel sticky due to the affinity of the diamond to the fat. And those other materials will not have this special feeling.
But if the experience of the identification is insufficient, it is still difficult to distinguish between true and false diamonds, so this method should be used with caution. It is a simpler way to identify the authenticity of diamonds with a pencil. This was discovered by a Soviet expert. This simple method was welcomed by ordinary diamond enthusiasts. Of course, it was not absolutely reliable to use a pencil to identify it. This method is introduced here for reference only.
In the identification, first wet the diamond water, and then use a pencil to gently engraved. On the crystal surface of the real diamond, the place where the pencil passes will not leave traces, and if it is not a diamond, Instead, glass, crystal and other materials will leave traces on the surface.
In general, using a pencil carved to identify the authenticity of diamonds, the accuracy of this method is high. However, when identifying, pay attention to some inlaid old
diamond jewelry
, it is not advisable to be infiltrated with water, because if it is copper or silver and other materials for inlaid jewelry, it is easy to oxidize. Essence In addition, the crystal surface of diamonds also needs to avoid contact with oil, dust, and objects.
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