Fun with Geoscience Trivia

1. What name was given to the creaking wood used in mines to warn the miners of possible roof collapse?
   TALKING TIMBERS


2. What three-letter word is used for a cavity often containing crystals or a mineral lining of different composition to the surrounding rock?
   VUG


3. Which cave is currently considered the deepest in the world?
   KRUBERA CAVE
   

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