The Santa Monica and San Gabriel mountains formed millions of years ago. Within both of them lies a fascinating world of rocks, gemstones, crystals and minerals. Here's how to start identifying them.

A little knowledge of rocks and minerals will help you identify everything from jewelry to fossils. While reading this article may not turn you into a geologist, it should give you the basic ...

It’ll be a snap to identify gemstones once Robert Downs finishes his library of spectral fingerprints for all the Earth’s minerals. Downs is almost halfway there. So far, the associate professor of ...

Beaverton City Library on Thursday, August 8, 10:00 a.m. - 12:00 p.m. The Rice NW Museum of Rocks and Minerals will offer a hands-on class on identifying rocks and minerals. We will walk through the ...

Scientists in Missouri are actively pursuing dozens of minerals, including rare ones, that have been found across the state.

When news broke late last month that an unidentified bright blue mineral had been found in Adventure Mining Company’s historic Upper Peninsula copper mine, many people made speculations on social ...

A spelunker licks a salt rock in the Malham cave inside Mount Sodom, located at the southern part of the Dead Sea in Israel. British-Polish geologist Jan Zalasiewicz won the Ig Noble Prize in the ...

Swiss naturalist and physician Philippus Theophrastus Aureolus Bombastus von Hohenheim - better known as Paracelsus -was among the first naturalists to study how the fumes, dust and ash found in a ...

It'll be a snap to identify gemstones once Robert Downs finishes his library of spectral fingerprints for all the Earth's minerals. Downs is almost halfway there. So far, the associate professor of ...