Discovery

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Across
  1. 2. The remains or traces of ancient life preserved in rock
  2. 4. Objects made from baked clay, such as pottery or tiles
  3. 5. The process of carefully digging up and uncovering fossils from the ground
Down
  1. 1. The process of organic material turning into stone through mineralization
  2. 3. A species that no longer has any living members