linear gilgai

linear gilgai
   A type of gilgai dominated by parallel troughs (microlows) separated by low ridges (microhighs) and oriented perpendicular to the topographic contour (i.e., up and down slopes); the prevailing type of gilgai on sloping terrain (slopes > 8 %).
   SW

Glossary of landform and geologic terms. 2013.

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Look at other dictionaries:

  • gilgai —    A microfeature pattern of soils composed of a succession of microbasins and microknolls on level areas, or of microtroughs and microridges parallel to the slope on sloping areas, and produced by expansion / contraction and shear / thrust… …   Glossary of landform and geologic terms

  • circular gilgai —    A type of gilgai dominated by circular closed depressions (microlows) separated by low mounds (microhighs); the prevailing type of gilgai on relatively level terrain (slopes < 3 %). Distance from microhigh to the center of an adjacent… …   Glossary of landform and geologic terms

  • elliptical gilgai —    A type of gilgai dominated by elliptical, closed and semi closed depressions (microlows) separated by low mounds or ridges (microhighs); the prevailing type of gilgai on mildly sloping terrain (slopes 3 – 8 %); as slope increases, basins… …   Glossary of landform and geologic terms

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