Other questions in this quiz

2. what conditions are need for pyritisation?

  • sandy sediment
  • shallow sea
  • Anaerobic and sulfur bacteria
  • sulfur bacteria and oxygen

3. what is a common example of pyritisation?

  • Petrified wood
  • trilobites
  • plants
  • ammonites

4. What replaces the fossil material in silicification?

  • Silica Dioxide
  • Carbon
  • Sulfur
  • Iron Pyrite

5. What causes carbonisation?

  • little carbon in environment
  • metamorphism
  • compaction
  • thin burial


James Disney


Petrified wood is an example of Silicification, not pyritisation

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