If you hold a natural pearl on the enamel of the tooth – there will be a feeling rough creak. This happens because natural and cultured pearls just seems perfectly smooth. In fact, his mother has a crystalline, granular texture.By the way, if you look at the gem through a microscope, we can see that the surface of natural pearlsand has a scaly structure, at the time, as artificial completely smooth.
Artificial pearls are often made hollow. And, therefore, it is much easier full of natural pearls. This makes it very vulnerable – an artificial pearl can be split, with minimal effort (e.g. a lot of pressure on it).
If we consider artificial pearl through a magnifying glass, you will notice that its inner surface is unnaturally smooth. In addition, around the available chips, the appearance of which is almost inevitable when drilling natural pearls.
There are other ways to distinguish real pearl from a fake. For example, in a fluid, having a density of 2.7, a natural pearls is not sinking. Cultured and natural pearls dissolved in strong vinegar, at the time, as some can simulate it at least in cooking.