Coconut Geode Earring - A Hidden Gem With A Surprise Inside Coconut Geodes are unexpectedly hidden gems that contain a surprise inside. The stone looks like a coconut and splits apart to reveal a variety of minerals inside, as suggested by its name. When you break them open, a vast array of minerals, including Calcite, Agate, Smoky Quartz, Amethyst, and more, are visible most of the time. The spontaneous creation of several crystal kinds also allows you to distinguish a color difference in each geode. At least 100 feet below the ground's surface, they are typically mined in Chihuahua, Mexico. The mystery of these natural formations has greatly astounded gem finders, and they are being utilized to create fascinating Coconut Geode Jewelry.