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Frost action
Frost action – an umbrella term for freeze-thaw processes where meltwater percolates into cracks and freezes causing fissures to expand under pressure of ice and, with repeated cycles, shatter the surrounding rock.
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Frost action – an umbrella term for freeze-thaw processes where meltwater percolates into cracks and freezes causing fissures to expand under pressure of ice and, with repeated cycles, shatter the surrounding rock.