Many minerals form beautiful crystals, but the most prized of all are gemstones. Uncut gems often look fairly ordinary–like rocks. It's only when they are cut and polished that they obtain the ...

There would be no bright and colorful fireworks without rocks and minerals. A firework is produced ... This explosion propels brightly burning particles in all directions, creating streaks of ...

Some minerals in rocks and organic matter (e.g., wood, bones, and shells) can contain radioactive isotopes. The abundances of parent and daughter isotopes in a sample can be measured and used to ...

The U.S. has responded to concerns that China might restrict the export of minerals by trying to diversify its supply chain.

More than 2,400 ounces of gold were found in the largest rock, RNC Minerals says Miners in Western Australia say they have discovered two huge gold-encrusted rocks that are each estimated to be ...