Cave Formations

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Across
  1. 2. when a sheet of the ceiling shears off and forms large piles of rubble
  2. 5. smooth, ripply formations that hang from the ceiling
  3. 11. thin, cylindrical, hollow formations which drip water
  4. 12. a hollow rock filled with crystalline features
  5. 13. a spire that grows from the ground from water dripping
  6. 14. cave icicle
  7. 16. a circular passage created from lots of high pressure water
Down
  1. 1. small formations on the walls which will rip your pants
  2. 3. calcite and other minerals form pools; try to walk in the middle of these formations, not along the rim
  3. 4. sheetlike formations that form from constant running water
  4. 6. round formations found in depressions (especially in rimstone dams) that resemble the semi-precious minerals found in oysters
  5. 7. the official name for large calcium crystals
  6. 8. formations that go from the cave ceiling to the cave floor
  7. 9. a solid substance with a highly ordered microscopic structure and tends to sparkle
  8. 10. when a stalactite decides that gravity doesn’t exist and instead spirals or changes direction
  9. 15. the cast of long dead creatures that dot the cave walls