QUARTZ-FILLED ROCK Crossword Clue
QUARTZ-FILLED ROCK Crossword Clue
We know 1 solutions for: QUARTZ-FILLED ROCK
Crossword Puzzle Infos
A geode is a type of rock that is filled with quartz crystals. It is formed when gas bubbles in molten rock become filled with silica-rich solutions, which then cool and harden into quartz crystals. Geodes can be found in many places around the world, including deserts, riverbeds, and volcanic regions.