CrosswordMint
Volcanoes, Minerals, and Rock Formations
Moderate difficulty suitable for most players
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Across
  • 1. Break or crack in a rock
  • 2. Metamorphic rock with banded texture
  • 3. Common hard mineral composed of silicon dioxide
  • 5. Deposits made by flowing water
  • 6. Mineral that reacts with acid, found in limestone
  • 9. Related to large-scale movements of Earth’s crust
  • 12. Molten rock beneath Earth’s surface
  • 13. Wind-formed hills of sand
  • 14. Preserved remains of ancient life
Down
  • 4. Molten rock that flows from a volcano
  • 7. Scale used to measure mineral hardness
  • 8. Large, slow-moving mass of ice
  • 10. Particles deposited by wind, water, or ice
  • 11. Naturally occurring solid substance with a definite chemical composition
  • 15. Process of wearing away rock or soil
  • 16. Crack in the Earth’s crust where movement occurs
  • 17. Fool’s gold, an iron sulfide mineral

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