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10 cards from this deck
Breakdown of rock at/near Earth's surface in situ
Mechanical/physical, biological, chemical
Physical breakdown without changing chemical composition
Approximately 10%
Removal of overlying material causes rock beneath to expand
Shellfish that bores into rock, common in chalk geology
Rock minerals dissolving in water
Ferrous (iron-rich) rocks
Calcium bicarbonate, which dissolves easily in water
Industrial activity releasing sulphur dioxide & nitric oxides
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