The third rock was categorized as Epidote, an uncommon mineral that isn't incredibly valuable, as it can fetch around $60 per piece. But its rarity marks it as a precious gemstone. From doing more ...

Gemstones, including rubies, emeralds, and sapphires, can be sold for cash, much the same as diamonds and other jewelry.

There would be no bright and colorful fireworks without rocks and minerals. A firework is produced by launching a shell containing fuel and a color mix high into the air, where it explodes.

Finding lubricants that work at exceptionally high temperatures challenges researchers and industries alike. A Virginia Tech ...

It's almost that time of the year. Get ready for the City of Tucson to be busier than usual, as the 2025 Tucson Gem Show is ...

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These riches are what many rockhounds are after. Dimetrodons were mammal-like reptiles that preceded the dinosaurs. Rockhounding is the recreational study and collection of rocks, gems, minerals or ...

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