Cesium: The Softest Metal in the World
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Lazurite: Color, magical and healing properties, who it is suitable for, interesting facts
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The Cullinan Diamond: The Largest Gem-Quality Rough Diamond
The Star of Adam: The Largest Blue Star Sapphire worth $100M
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Iridium: The heaviest metal in the world that purportedly killed the dinosaurs
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Ruby: Properties and Interesting Facts about the Gemstone
Sapphire: Properties and Interesting Facts about the Gemstone
Citrine: Properties and Interesting Facts about the Gemstone
34 Interesting Facts about Hong Kong
10 Interesting Facts About Doctors
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14 Interesting Facts About Matt Hughes
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