How to choose high quality tourmaline

The tourmaline is very rich in color and has a high hardness, but it has a relatively brittle character. In the process of watching tourmaline pictures, we mainly started from the three aspects of transparency, color and purity of tourmaline.

Tourmaline transparency

The more crystal clear the tourmaline, the better the quality and the more valuable it is. If there is obvious fog and opacity, the relative quality is weak. Usually, the opaque scraps will be ground into beads to make bracelets or necklaces. The price is not high and there is no high collection value.

The color of the tourmaline

Tourmaline can be divided into red tourmaline, green tourmaline, azure tourmaline, black tourmaline, purple tourmaline, colorless tourmaline, bicolor tourmaline, watermelon tourmaline, cat eye tourmaline, sodium magnesium tourmaline, Alexander color tourmaline, calcium lithium tourmaline, chrome tourmaline and para There are 14 kinds of Ibashi and other kinds. Among them, red, blue and green are more valuable. The more valuable ones are the two-color tourmaline and the multi-color tourmaline. The tourmaline cat eye belongs to the top grade in the tourmaline.

Purity of tourmaline

Tourmaline has more brittle characteristics, it is more prone to cracks, and the interior will contain a large number of inclusions. The presence of a large number of cracks and inclusions will affect the transparency and color of the tourmaline. Of course, the very pure tourmaline is very rare. Top grade.

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