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2. Synthetic alexandrite - Wikipedia

   en.wikipedia.org/wiki/Synthetic_alexandrite

   Synthetic alexandrite is an artificially grown crystalline variety of chrysoberyl, composed of beryllium aluminum oxide (BeAl 2 O 4). The name is also often used erroneously to describe synthetically-grown corundum that simulates the appearance of alexandrite , but with a different mineral composition.

3. Chrysoberyl - Wikipedia

   en.wikipedia.org/wiki/Chrysoberyl

   Alexandrite in sizes over three carats are very rare. Today, several labs can produce synthetic lab-grown stones with the same chemical and physical properties as natural alexandrite. Several methods can produce flux-grown alexandrite, Czochralski (or pulled) alexandrite, and hydrothermally-produced alexandrite.

4. Tairus - Wikipedia

   en.wikipedia.org/wiki/Tairus

   Tairus (Russian: Тайрус, a portmanteau of Тайско and Русский ()) is a synthetic gemstone manufacturer. It was formed in 1989 as part of Mikhail Gorbachev's perestroika initiative to establish a joint venture between the Russian Academy of Sciences and Tairus Created Gems Co Ltd. of Bangkok, Thailand.

5. What Are the Key Differences Between Lab-Grown and Natural ...

   www.aol.com/key-differences-between-lab-grown...

   “Lab-grown diamonds are created in state-of-the-art laboratories, rather than being mined from the earth,” says Pahlajani. “They undergo the exact same process that carbon does in nature to ...

6. How 2023 became the year of the lab-grown diamond - AOL

   www.aol.com/2023-became-lab-grown-diamond...

   Lab-grown stones have erased some of those distinctions. First developed in the 1980s, they are produced by exposing pure carbon to a large amount of heat and pressure in a metal cube, eventually ...

7. Are lab-grown diamonds 'worthless'? Experts weigh in as ... - AOL

   www.aol.com/news/lab-grown-diamonds-worthless...

   Some high-end fine jewelers have gotten on board with the trend. In 2023, jeweler Jean Dousset, the great-great-grandson of Louis Cartier, opened a showroom with “designer” lab-grown diamonds ...