What is the rarest gem?
Gemstones are a real wonder on this planet that forming over millions and billions of years in the Earth's crust. Diamonds, rubies, sapphires, and emeralds are the four rarest gems in the world, although there are more than 200 types of gemstones known to man. According to the known quantities of gemstones in the world, there are some gems that are at least a thousand to a million times rarer than the average gem. Even the most sought-after gems in the world pale in comparison to their value. They're all one-of-a-kind, making them extremely rare. The following are five of the world's most rare gems, each with its own special characteristics. What are the Rarest Gemstones in the World? Tanzanite: Tanzanite was discovered in Tanzania, Africa, in 1967, and has since found its way into the jewelry market. When viewed from various angles, it exhibits superb trichroism, making it one of the rarest gems on the planet. Blue, violet, and burgundy are the primary co...