This is a red spinel from Sri Lanka.

The value of spinel, which is more popular than ruby ​​overseas, is increasing year by year, especially this year, the price of spinel has tripled from the past.
Spinel has a wide variety of brilliance and colors, and when exposed to UV light, it emits strong fluorescence like a bright red sun.

There are small cracks that can be seen with the naked eye.

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