10 places across the world where most expensive precious stones are found

Explore the world's most dazzling gemstone destinations, from Myanmar's ruby valleys to Sri Lanka's sapphire-rich lands. Discover the allure of Golconda's diamonds, Colombia's emeralds, and Tanzania's unique tanzanite. Journey through Australia's opal fields, Russia's alexandrite mines, and Madagascar's diverse gemstone sources, uncovering Earth's shiniest secrets and their remarkable values.

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