adverb
- In a manner relating to diagenesis; by means of the physical and chemical changes that occur in sediment after deposition but before metamorphism.
Usage: geology; technical
Examples
- The minerals in the sandstone were altered diagenetically over millions of years.
- Diagenetically modified rocks show evidence of compaction and cementation.
- The porosity of the sediment decreased diagenetically as pressure increased with burial.
- Diagenetically induced changes in the limestone affected its permeability.
- The fossil was preserved diagenetically through silica replacement.