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Credit: E. Wiebe

Frost feathers on a cold morning. This frost formed on a car windshield overnight. Ice crystals grow initially along scratches and defects in the glass. Further growth occurs preferentially on older crystals forming this dendritic (branching) growth pattern.

Another example of window frost

Snowflake growth movies




UVic / SEOS / Climate Group / About Front Page Picture / Frost Feathers Last updated: Thursday, 01-Dec-2005 08:51:41 PST
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