Physical weathering, also called mechanical weathering or disaggregation, is the class of processes that causes the disintegration of rocks without chemical change.Physical weathering involves the breakdown of rocks … See more

Buildings made of any stone, brick or concrete are susceptible to the same weathering agents as any exposed rock surface. Also See more

Wood can be physically and chemically weathered by hydrolysis and other processes relevant to minerals, but in addition, wood is highly susceptible to weathering induced by ultraviolet radiation from sunlight. This induces photochemical reactions that … See more

Most rock forms at elevated temperature and pressure, and the minerals making up the rock are often chemically unstable in the relatively cool, … See more

Weathering of basaltic oceanic crust differs in important respects from weathering in the atmosphere. Weathering is relatively slow, … See more

Granitic rock, which is the most abundant crystalline rock exposed at the Earth's surface, begins weathering with destruction of hornblende. Biotite then weathers to See more

• Salt weathering of building stone on the island of Gozo, Malta
• Salt weathering of sandstone near Qobustan, Azerbaijan
• Permian sandstone wall near Sedona, Arizona, … See more