霜冻作用是一种风化作用,是指岩石的孔隙中的液态水结冰后,冰的体积日益庞大,岩石受到冰块挤压而破裂[1]。地处潮湿的温带地区的裸露的岩石,特别是多孔岩石,如砂岩,极易出现霜冻作用现象。

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瑞典阿比斯库的一块岩石由于霜冻作用而产生缝隙

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