![Weathering of morainic debris Weathering of morainic debris](icons/weathering_exfoliated_granite.jpg) Weathering characteristics of a boulder showing exfoliation. | ![Weathering of morainic debris Weathering of morainic debris](icons/weathering_salt_attack_dolerite.jpg) Dolerite boulder being attacked by salt weathering. | ![Weathering of morainic debris Weathering of morainic debris](icons/weathering_fractured_qfpf.jpg) Porphyritic felsite cobble disaggregated by frost action along joints. | ![Weathering of morainic debris Weathering of morainic debris](icons/weathering_fractured_sandstone.jpg) Sandstone boulder disaggregated by frost action along bedding planes. |