Types of fossils

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Across
  1. 3. tree sap
  2. 7. everything but carbon
  3. 9. used for dating
  4. 10. converted into stone
Down
  1. 1. indirect evidence
  2. 2. minerals fill mold
  3. 4. trapped in black muck
  4. 5. remains of prehistoric life
  5. 6. leaves hallow cavity
  6. 8. frozen in time