How are agates formed? Agates are formed when gas bubbles in lava leave a hole in the "vesicle" in the rock, according to the Michigan Department of Environment, Great Lakes, and Energy.

Giant agates found in an island on Panama's Pacific coast prompted a study on how the Isthmus evolved and became a bridge between two continents ...

Giant agates found in an island on Panama’s Pacific coast prompted a study on how the Isthmus evolved and became a bridge between two continents Vanessa Crooks Sea conditions in the Pearl ...

140 years ago, an agate specimen from India was registered in the Mineralogy Collection at London’s Natural History Museum. Now, a team of researchers say the suspiciously spherical agate formed ...

In this edition of the Explore Oregon Podcast, Zach interviews expert agate hunter Eric Davis about how to best find the colorful stones on the Oregon Coast.

How are agates formed? Agates are formed when gas bubbles in lava leave a hole in the "vesicle" in the rock, according to the Michigan Department of Environment, Great Lakes, and Energy.