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Keyword: frost crack(s, ing)

"Fracturing of the ground by thermal contractions at temperatures below 0°C (Brown and Kupsch, 1974)."


Mudboils and rib-and-trough structures in shallow tundra lake 0051 - Mudboils and rib-and-trough structures in shallow tundra lake

Frost polygons and mudboil-covered area 0068 - Frost polygons and mudboil-covered area

Mudboils and frost polygons on different surficical sediment type 0072 - Mudboils and frost polygons on different surficical sediment types

Contrast between a mudboil-covered till surface and degrading frost polygons 0093 - Contrast between a mudboil-covered till surface and degrading frost polygons

Mudboils on a drumlinized till plain 0240 - Mudboils on a drumlinized till plain. More information



Updated 09/10/2009 CAB

ILLINOIS STATE GEOLOGICAL SURVEY
E. Donald McKay, III, Interim Director

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