Mine d'agates du Mont Lyall

On the site of a 350 million years old ancient volcano, this geode open-pit mine offers you a unique chance to become a prospector for a few hours! During your visit, guides will provide you with the explanations and tools you need to collect your own geodes-rock formations that contain minerals such as agate, amethyst, quartz, cornelian and jasper. It is possible to leave with your treasure!