QUIMICAL

Change materials compounds. 

Carbonation

Some substances like CO2 can disintegrate rocks.



Hydration

hydration the clay lose water and fragmentation are created if they are hydrated , increase in volume.

Oxidation

materials combine with dissolved oxygen in the air or water.

Biological

Some organism , produces substances or dilute That weathers rocks, some examples are the urine of dogs or date mussels , which can dissolve the rocks to get into them and withstand the force of the waves.