micritisation in a sentence

1. When the micritisation goes on long enough the process can form " micritisation envelopes " around the clast, especially with larger clast ( such as shell fragments ).
2. When the micritisation goes on long enough the process can form " micritisation envelopes " around the clast, especially with larger clast ( such as shell fragments ).
3. It's difficult to find micritisation in a sentence.