striation by ice

См. также в других словарях:

• striation — /struy ay sheuhn/, n. 1. striated condition or appearance. 2. a stria; one of many parallel striae. 3. Geol. any of a number of scratches or parallel grooves on the surface of a rock, resulting from the action of moving ice, as of a glacier. 4.… …   Universalium

• Glacial striation — Glacial striations or glacial grooves are scratches or gouges cut into bedrock by process of glacial abrasion. Glacial striations usually occur as multiple straight, parallel grooves representing the movement of the sediment loaded base of the… …   Wikipedia

• glacial landform — ▪ geology Introduction  any product of flowing ice and meltwater. Such landforms are being produced today in glaciated areas, such as Greenland, Antarctica, and many of the world s higher mountain ranges. In addition, large expansions of present… …   Universalium

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