True and false identification of tanzanite

Many people don't know the true and false identification of tanzanite, how to distinguish tanzanite, Xiaobian to introduce tanzanite, tanzanite is the gem produced in Tanzania, and the newly established Tanzania at that time named this gem as Tanzanite. Refractive index: 1.691-1.700, birefringence: 0.008-0.013, optical effect: cat eye effect, cleavage: a group of complete cleavage, hardness: 6.5-7, density: 3.35 per cubic centimeter, to identify tanzanite, to Understand the above characteristics. Now the price of tanzanite is more than 10,000 yuan per carat. Tanzanite with the above characteristics is the top. Tanzania has a valuable resource, but it cannot promote economic benefits. This is undoubtedly sad.

Due to the neglect of management in Tanzania, the local people were disorderly mined. The chaotic excavation destroyed many tanzanites and there was no processing technology in the area. After mining, if there is no sales ability, it can only be sold at a low price.

Tanzania is under control, and Tanzanite is exported to various countries by jewelers at low prices, and jewelers are also studying the production methods of artificial tanzanite. The best known is synthetic forsterite. After the experiment, a gemstone similar in color and chemical composition to tanzanite can be produced.

The above is the true and false identification of tanzanite, the detailed explanation of how tanzanite is distinguished, but in practice, the detection of gemstones is often not as simple as imagined.

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