There are about 6,000 different types of minerals, but only a couple hundred are gemstones. Learn more about these special minerals and how someone like you can find your own gemstone. Science Trek is ...

Travertine is not only a geological wonder but also a popular building material. Its use dates back to ancient Rome, evident ...

Test your rock & mineral smarts—are you a Rock Star? Think you know rocks and minerals? Take the Science Trek quiz! Test your smarts on gold, salt, Earth’s oldest rocks, gemstones on Mars, and the ...

Learn about how Earth’s history is written in its rocks with this excerpt from “How to Read a Rock” Jan Zalasiewicz The pine tree, in this age-old relationship, is supported by the rock, and gains ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Rocks and minerals contribute essential raw materials for any ...

Thermal conductivity in rocks and minerals is a fundamental property that governs the transfer of heat through the Earth’s lithosphere. Its measurement is integral to geophysical surveys, geothermal ...

ROLLA, Mo. – Scientists in Missouri are actively pursuing dozens of minerals, including rare ones, that have been found across the state. The race to uncover these types of minerals saw the geological ...