Roche moutonnée definition, a rounded, glacially eroded rock outcrop, usually one of a group, resembling a sheep's back. See more.

In glaciology, a roche moutonnée (or sheepback) is a rock formation created by the passing of a glacier.The passage of glacial ice over underlying bedrock often results in asymmetric erosional forms as a result of abrasion on the "stoss" (upstream) side of the rock and plucking on the "lee" (downstream) side.

Definição de roche moutonnée: a rounded mass of rock smoothed and striated by ice that has flowed over it | Significado, pronúncia, traduções e exemplos Roches moutonnées definition: a rounded mass of rock smoothed and striated by ice that has flowed over it | Meaning, pronunciation, translations and examples In glaciology, a roche moutonnée (or sheepback) is a rock formation created by the passing of a glacier.The passage of glacial ice over underlying bedrock often results in asymmetric erosional forms as a result of abrasion on the "stoss" (upstream) side of the rock and plucking on the "lee" (downstream) side. 2021-04-23 · Roche moutonnée, (French: “fleecy rock”) English sheepback, or sheep rock, glaciated bedrock surface, usually in the form of rounded knobs.The upstream side of a roche moutonnée has been subjected to glacial scouring that has produced a gentle, polished, and striated slope; the downstream side has been subjected to glacial plucking that has resulted in a steep, irregular, and jagged slope. 2020-08-12 · Roches moutonnées range in size from several metres to several hundreds of metres across, and often occur in clusters 1 (see image below). They may be found emerging from beneath actively deglaciating ice masses (see image below), or on the sides and bottom of deglaciated valleys where they were once overridden by glacial ice 3,4. From French roche moutonnée, from roche (“ rock ”) + moutonnée (“ wavy ”). Pronunciation IPA : /ɹɒʃ muːˈtɒneɪ/ Noun .

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Roches moutonnées are asymmetric bedrock bumps or hills with a gently sloping and abraded upglacier (stoss) face and a quarried (or plucked) downglacier (lee) face that is typically blunter 1,2. A good example of a roche moutonnée is shown in the image below. Roche moutonnée definition is - an elongate rounded ice-sculptured hillock of bedrock. The image at the bottom is a small (~3″ across) example of a roche moutonnee on the exposed bedrock on the summit of Deer Leap in Bristol.

Roche moutonnée definition is - an elongate rounded ice-sculptured hillock of bedrock. Indeed, the “ Glossary of Glacial Terms ” published in 2013 by the U.S. Geological Survey (USGS), defines roche moutonnée in just this way, as “an elongated, rounded, asymmetrical, bedrock knob Many rockslides are triggered by seismic activity.

Roche Moutonnée An elongated, rounded, asymmetrical, bedrock knob produced by glacier erosion. It has a gentle slope on its up-glacier side and a steep- to vertical-face on the down-glacier side.

roche moutonnée in British English. (ˈrəʊʃ ˌmuːtəˈneɪ ) noun Word forms: plural roches moutonnées (ˈrəʊʃ ˌmuːtəˈneɪz ) a rounded mass of rock smoothed and striated by ice that has flowed over it. … What does roche-moutonnee mean? An elongate mound of bedrock worn smooth and rounded by glacial abrasion.

3 Oct 2019 Roche moutonnee or Sheep's back at the head, Nant Ffrancon Valley, Snowdonia, Wales, UK, November. The rock is carved by ice moving 

Short film showing the Roche moutonnee in the upper Ogwen Valley, North Wales Roches moutonnées definition: a rounded mass of rock smoothed and striated by ice that has flowed over it | Meaning, pronunciation, translations and examples Provided to YouTube by DistroKid Roche Moutonnee · Ian Naismith Isbre Possible Fragments for Orchestra ℗ Vidrio Arts Released on: 2009-10-04 Auto-generate What is the definition of roche moutonnée? What is the meaning of roche moutonnée? How do you use roche moutonnée in a sentence? What are synonyms for roche moutonnée? roche moutonnée[′rōch ¦müt·ən¦ā] (geology) A small, elongate hillock of bedrock sculptured by a large glacier so that its long axis is oriented in the direction of roche moutonnée[′rōch ¦müt·ən¦ā] (geology) A small, elongate hillock of bedrock sculptured by a large glacier so that its long axis is oriented in the direction of Define moutonnee. moutonnee synonyms, moutonnee pronunciation, moutonnee translation, English dictionary definition of moutonnee. also mou·ton·néed adj.

2014-3-24 · Therefore, in contrast to a roche moutonnée which is an erosional feature, a crag-and-tail is a depositional feature.. Courtesy: P. Mleziva 2) abrasion: scraping or gouging by an ice sheet and the debris it moves - an example of a feature produced … roche moutonnée[′rōch ¦müt·ən¦ā] (geology) A small, elongate hillock of bedrock sculptured by a large glacier so that its long axis is oriented in the direction of ice movement; the upstream side is gently inclined, smoothly rounded, but striated, and the downstream side is steep, rough, and hackly. McGraw-Hill Dictionary of Scientific Definição de roche moutonnée: a rounded mass of rock smoothed and striated by ice that has flowed over it | Significado, pronúncia, traduções e exemplos Roche moutonnee are created by the passage of glaciers over rock leaving a distinctive asymmetrical rock shape with one side being a gentle slope and the other a much sharper angle. Roche moutonnées are aligned roughly parallel to ice flow so the layout of Mt Iron clearly indicates which way the glaciers where flowing in this location, the Roche moutonnée परिभाषा: a rounded mass of rock smoothed and striated by ice that has flowed over it | अर्थ, उच्चारण, अनुवाद और उदाहरण There are many diverse influences on the way that English is used across the world today.
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The axis of roches moutonnees indicates the direction of ice flow. In this photo, the ice flowed from left to right. These landforms are ubiquitous in the park and … Define roche moutonnee. roche moutonnee synonyms, roche moutonnee pronunciation, roche moutonnee translation, English dictionary definition of roche moutonnee.

roche moutonnee synonyms, roche moutonnee pronunciation, roche moutonnee translation, English dictionary definition of roche moutonnee. n. pl.
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Many rockslides are triggered by seismic activity. Several landslides generated by the Great Alaskan Earthquake, Good Friday 1964, fell onto the surface of the so-named glacierin the Chugach Mountains, Alaska. Rock flour is seen mixing with sedmient-free water at the confluence of a glacial and non-glacial stream in Denali National Park, Alaska.

(15.24 cm x 20.32 cm). Bryn Mawr College.

23 May 2016 In glaciology, a roche moutonnée (or sheepback) is a rock formation created by a glacier passing over it. The passage of glacier ice over 

n. pl. roches mou·ton·nées (rôsh′ mo͞ot′n-ā′, -āz′, mo͞o′tô-nā′) An elongate mound of bedrock worn smooth and rounded by glacial abrasion. [French : roche, rock + moutonné, fleecy.] American Heritage® Dictionary of the English Language, Fifth Edition. n.

pl. roches mou·ton·nées (rôsh′ mo͞ot′n-ā′, -āz′, mo͞o′tô-nā′) An elongate mound of bedrock worn smooth and rounded by glacial abrasion. [French : roche, rock + moutonné, fleecy.] American Heritage® Dictionary of the English Language, Fifth Edition. Roche Moutonnée This is a rock formation created by the passing of a glacier over underlying bedrock, resulting in asymmetrical erosional forms. The upstream side (stoss) of the rock is smooth, often with striations/ridges, as a result of abrasion as the ice advances over the rock due to basal sliding and the influence of gravity. Roche Moutonnée a bedrock boss which has been smoothed and polished by the action of a moving glacier. Usually the slope facing the glacier is gentle and polished smooth, with a characteristic rounded profile.