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ice wedge
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Figure 19: Foliated ground-ice mass (ice wedge) in organic rich silt exposed by god-minig operations on Wilber Creek, near Livengood, Alaska
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ice wedge

ice formation
Also known as: foliated ground ice, foliated ice, wedge ice

Learn about this topic in these articles:

major reference

  • Taymyr Peninsula
    In permafrost: Ice wedges

    …is that formed in large ice wedges or masses with parallel or subparallel foliation structures. Most foliated ice masses occur as wedge-shaped, vertical, or inclined sheets or dikes 2.5 cm (about 1 inch) to 3 metres wide and 0.3 to 9 metres (1 to 29.5 feet) high when viewed in…

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occurrence in permafrost

  • In ice formation

    …most conspicuous of these is foliated ice, which frequently develops in thermal contraction cracks in permafrost as wedge-shaped, vertical, or inclined sheets 2.5 cm to 3 m (about 1 inch to 10 feet) wide and 0.3 to 9 m (1 to 30 feet) deep. Another prominent form is pingo ice,…

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  • Taymyr Peninsula
    In permafrost: Types of ground ice

    Foliated ground ice, or wedge ice, is the term for large masses of ice growing in thermal contraction cracks in permafrost.

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