How to distinguish aquamarine from genuine aquamarine?

1. At present, the fraud of Hailanbao in the market is mainly filler filling, and whether there is filler in the gap of GEM is observed.

Look at the color, the sea has a typical light blue.

3. Long, thin and parallel tubular inclusions, also known as rain-shaped inclusions, are observed under a ten-fold magnifying glass.

4. Natural aquamarine has poor thermal conductivity and feels cold close to the skin. If it is made of glass, it will heat up faster.

5. Natural Hailanbao cotton wool is white. If you encounter blue cotton wool, it is colored and adheres to the cotton wool.

The difference between aquamarine and sapphire;

Comparatively speaking, aquamarine is not as expensive as sapphire. Their main differences are:

Color difference:

Aquamarine has only one blue color, as clear as sea water.

Sapphire is rich in color, not only deep blue, but also sky blue, colorless, yellow, even orange, pink and so on.

Different compositions and forms:

Aquamarine belongs to beryl minerals and is hexagonal.

Sapphire belongs to corundum mineral and is a cubic system.

Hardness difference:

The hardness of aquamarine is around 7.5.

Sapphire has a hardness of 9.

Density difference:

The density of aquamarine is 2.68-2.80g/cm.

The density of sapphire is 3.95-4. 1g/cm.