Other questions in this quiz

2. what is a common example of pyritisation?

  • ammonites
  • trilobites
  • Petrified wood
  • plants

3. where is pyritisation common?

  • silica rich sediment
  • deep sea or shallow swamp
  • iron rich sediment
  • shallow sea or shallow swamp

4. What are exceptional methods of preservation?

  • Amber and Tar
  • carbonisation and silicification
  • Tar and pyritisation
  • carbonisation and amber

5. in replacement what does unstable aragonite change to?

  • Calcite
  • it doesn't change
  • Carbon
  • silica

Comments

James Disney

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Petrified wood is an example of Silicification, not pyritisation

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