Also means
freeze-thaw weathering
Usage Note
Spaltfrost describes the physical weathering process where water freezes in rock cracks and expands, splitting the rock. It is a fundamental mechanism of mechanical weathering in cold climates.
Examples
"Durch Spaltfrost lösen sich im Frühjahr Felsblöcke aus dem Gestein."
Natural Translation
Through frost action, rock blocks detach from the bedrock in spring.
Literal Translation
Through crack-frost detach themselves in-the spring rock-blocks from the rock.

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