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

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Definition: Thin, elongated ice crystals that form perpendicular to the ground surface.  NSIDCCryosphere 

Thin, elongated ice crystals that form perpendicular to the ground surface  IPAPermafrost 

Thin, elongated ice crystals that form perpendicular to the ground surface. Single crystals are rarer. The optimum ground temperature range between 0C and -5C, with a temperature gradient between 0.3 and 0.5C/cm.  TrombottoGeocryology 

1.Same as candle ice. 2.Same as frazil.  AMSglossary 

A form of periglacial ground ice that consists of groups ice slivers at or immediately below the ground surface. Needle ice is about a few centimeters long.  PhysicalGeography 

 GCW 
Examples: