Glacial Striation


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Glacial Striation

 

the scars, scratches, and grooves on the surface of rock, formed by morainic material carried by a moving glacier. The direction of the scars coincides with the direction of the glacier’s movement.

References in periodicals archive ?
Two separate kimberlite indicator mineral trains were broadly defined, with direction confirmed by glacial striation.
NW--SE oriented glacial striations on the carbonate beds match the orientation of drumlins on the adjacent mainland.
He had broad interests, from raising experimental roses, to traveling with geology guide books in search of eskers, drumlins and glacial striations.
24"-thick hand-cut limestone basement built on bedrock marked with glacial striations
Lessons and activities include mapping a schoolyard using USGS's The National Map; locating and identifying rocks; and learning geologic concepts such as glacial striations, layers and sinkholes.