Topaz is a semiprecious stone available in many colors, the more popular are - London Blue, Sky Blue, Swiss Blue, Diamond (clear), Imperial, and Green.

Topaz is found in Brazil, Pakistan, Mexico, Russia, and Nigeria. This gem has a hardness of 8. in ancient times, some beleived this gem had the power to make you smarter. The chemical makeup of Topaz is SiO2.

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