In geology, cryoclastia is the type of hydroclastia where rocks fragment when the filtered water contained inside freezes and expands. From the Greek 954; 961; 965; 959; 962; ( kryos "cold" ) 954; 955; 945; 963; 964; 959; 962; ( klastós "broken, broken") . See thermoclastia, haloclastia.
