Glossary:Ice Wedge

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Ice Wedge
Soil features caused when the ground freezes and contracts, opening up fissures in the permafrost that fill with wedges of ice. When the ice melts the cracks are filled by sediment leaving ice-wedge casts.

Related Words: Ice wedge polygon

Source
Adapted from: Renfrew, C. and Bahn, P. (2000) Archaeology: Theories, Methods and Practice. London: Thames and Hudson. ISBN: 0-500-28147-5

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