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Term: Fossil ice wedges Class:  
 vernacular   (0%)
Created 6 June 2017
Last modified 6 June 2017
Contributed by GCW Glossary

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  n2t.net/ark:/99152/h2228

Definition: Sedimentary structures of past episodes that show ancient wedges, which have been filled by sediments and ice preserving the original cryogenic form. Fossile ice wedges are an indicator for mean annual paleotemperatures between -3.5 and -8C depending on the host material.  TrombottoGeocryology 

 GCW 
Examples: