striation

1. The state of being striated or having striae.
2. One of a number of parallel lines or scratches on the surface of a rock that were inscribed by rock fragments embedded in the base of a glacier as it moved across the rock.
3. The form taken by striae.
4. A stria.

A long scratch biting into a rock surface. Most glacial striations are a result of abrasion by the fragments incorporated in the ice. These striations are only a few millimetres across.

1. the quality of being streaked.
2. a streak or scratch, or a series of streaks.

Striations means a series of ridges, furrows or linear marks, and are used in several ways

• Glacial striation
• Striation (geology), a striation as a result of a geological fault
• In medicine, striated muscle
• Striations can be found in certain glasses. These have been caused by turbulent flow during teeming (pouring) of the glass.

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