STRIATION
striation
Noun
- One of a number of parallel grooves and ridges in a rock or rocky deposit, formed by repeated twinning or cleaving of crystals.
- One of a number of parallel scratch lines in rock outcrops, formed when glaciers dragged rocks across the landscape.
- The action of marking with a stria.
- The result of being marked with a stria.
- a parallel series of small grooves, channels, or impressions typically within a metal roof panel used to help reduce the potential for oil-canning.
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