Stones with crystals inside are called geodes. Geodes are natural rock formations that contain hollow cavities lined with crystals, often quartz or amethyst. They are often cut or broken open to reveal the beautiful crystals inside.
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Fish do not have stones inside their heads. Some fish have small structures called otoliths, also known as ear stones, located in their inner ears that help with balance and orientation in the water.
A rock lined with mineral crystals is called a geode. Geodes are hollow rocks that contain a variety of different crystals inside, such as quartz, amethyst, or calcite. These crystals form inside the geode over time as mineral-rich water flows through and deposits minerals along the walls.
The name of a fine-grained rock embedded with crystals and gems is called a geode. Geodes are hollow rocks that contain various crystals and minerals, often formed in volcanic or sedimentary deposits. They are prized for their unique beauty and can be cut open to reveal the dazzling crystals inside.
This type of rock is called intrusive or plutonic rock. As it cools slowly underground, the minerals have time to grow into large crystals. Examples include granite and diorite.
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