preservation of fossils
- Created by: ellenioannou
- Created on: 13-03-15 12:29
Other questions in this quiz
2. What are exceptional methods of preservation?
- carbonisation and silicification
- Tar and pyritisation
- Amber and Tar
- carbonisation and amber
3. what conditions are need for pyritisation?
- shallow sea
- sulfur bacteria and oxygen
- Anaerobic and sulfur bacteria
- sandy sediment
4. What causes carbonisation?
- thin burial
- little carbon in environment
- compaction
- metamorphism
5. an external mould has what features of the shell?
- mostly hard parts
- soft parts only
- External features
- interal features
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