geode
Plural
geodes
1
a hollow rock with a cavity inside, lined with crystals or mineral material, formed through natural processes and often valued for its aesthetic qualities
- The amethyst geode on display in the museum showcases the beautiful purple crystals that line its interior.
- Geodes are commonly found in volcanic rocks and sedimentary formations around the world.
- Explorers discovered a large geode in a limestone cave, revealing intricate crystal formations within its hollow cavity.
- Geodes are often cut and polished to enhance the visual appeal of the crystals inside, turning them into decorative pieces.
- During a field trip, students unearthed a geode in a riverbed, marveling at the hidden treasures inside.