This month's Rocks Box is the perfect combo of beauty and brains. Sodalite is a gorgeous blue mineral that has a superpower - its tiny pores can trap all kinds of molecules, making it the perfect sieve for everything from industrial...

There's a few minerals that exhibit something called piezoelectricity and pyroelectricity, which mean that either heat or pressure can turn them electric. Here's a demo from the SciShow Rocks Box where you can see this for yourself - all...

Zabargad Island in the Red Sea is so crusted with peridot that it's fair to say the place is literally made of it. <br/>

In November 1986, Australian miners climbed Lunatic Hill and bored 20 meters into the Earth. They were rewarded with a fist-sized, record breaking gemstone, which they named the Hailey's Comet opal. Thanks to a characteristic called...

You may think oysters taste kind of gross, but did you know that some of them hide rare gemstones?

The formation of solid crystals from a solution, or a cooling liquid or gas.
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A Twig Science
Glossary Film.
Key scientific terms defined in just 60 seconds using stunning images and concise textual definitions....

Discover the specific conditions needed for the formation of emeralds, rubies and sapphires; and how there is now potential to 'grow' them in laboratories. Earth Science - Geology - Learning Points. Emeralds are made from beryllium....

This lesson will see us finishing jewel props for our Dungeon Prop.

Gemfields, the world's largest producer of green stones, has discovered a giant, green emerald in Zambia.

Today you’ll learn useful IELTS vocabulary for questions about jewelry.

Explore how gemstones get their colors. We learn that gemstones absorb and reflect certain light waves based on their chemical structures, resulting in different colors. Some gemstones are self-colored, while others are colored by...