Although the price of black tourmaline is very low compared to other colors of tourmaline, the price of black tourmaline is higher than that of Obsidian. Because the color and function of black tourmaline and obsidian are very similar, there are often unscrupulous merchants in the gem market who sell black meteorites as black tourmalines. So how do you identify black tourmaline and obsidian?
Black tourmaline and obsidian are two different gems. Simply put, black tourmaline is a black tourmaline containing iron, which is a borosilicate crystal gem. Obsidian is a non-crystalline gemstone formed by a silica semi-colloidal ore body. It is generally black, but the obsidian as a gemstone often has a rainbow effect. Let's take a look at the identification of black tourmaline and obsidian with Xiaobian.
Identification of black tourmaline and obsidian: look at the luster. The black tourmaline and the obsidian have different luster, the black tourmaline has a glass luster, and the obsidian has a metallic luster.
Identification of black tourmaline and obsidian 2: observe the color. Black tourmaline is a pure black and non-transparent gemstone, while obsidian is often black, but there are other colors. The obsidian as a gem often has a rainbow effect, so different colors appear in the sunlight.
The identification of black tourmaline and obsidian three: specific hardness. Black tourmaline and obsidian can be distinguished by scoring glass. Black tourmaline has a high hardness, so it can be easily scribbled; the hardness of obsidian is similar to that of glass, so obsidian scoring glass, the marks are not obvious, and it is possible to wear each other.
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