Learn about Gemstones and Minerals | Minerals and Gemstones News — alexandrite

The World Most Expensive Gemstones

The mother earth having almost 4,000 minerals in its lap. Still, we discover new with the passage of time in any location of the world. What makes the gemstones and mineral rare and expensive. It is not only because they are rare but they have something very unique characteristics in form of trace impurities or other factors.
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