In the olden days stones were used not only to decorate the jewelry and household items. People are more respectful of their internal energy properties. Of them did talismans, amulets, talismans. Knowing about their properties, gave the favorite and won them sworn enemies.
The energy of the stones is effective today. Therefore, when buying products with stones, be sure to take into account their impact and may give preference to jewelry.
To check the authenticity of the diamond, it is enough to bring the crown to light. You should see only shining point, often with a blue tint, which provides cut provided for diamonds Class A.
Zirconium is easiest to distinguish from the diamond to its low hardness and anisotropy - doubling back face of the stone. It can be seen with an ordinary magnifying glass.
Use a diamond pencil. They scratch any surface. Of course, a diamond can scratch them, too, but with great difficulty. On the forgery of damage will be visible immediately. Besides, the diamond because of its hardness scratch any forgery.
If you omit the diamond in hydrochloric acid, you can not do him any harm. Whereas a fake will stain. Dropping a stone in glycerol or water, you will see a bright diamond shine and forgery hardly be seen.
In determining the authenticity of a diamond can also help testers based on UV and conductivity, except in cases of moissanite.
It should be borne in mind that the cut diamond, unlike synthetic substitutes and counterfeits, sharp edges and corners. Phianites, which are more than zircons issue for diamonds are faceted round shape. Furthermore, much harder diamond phianites.