medial moraine

medial moraine
    a) An elongate moraine carried in or upon the middle of a glacier and parallel to its sides, usually formed by the merging of adjacent and inner lateral moraines below the junction of two coalescing valley glaciers.
    b) A moraine formed by glacial abrasion of a rocky protuberance near the middle of a glacier and whose debris appears at the glacier surface in the ablation area.
    c) The irregular ridge left behind in the middle of a glacial valley, when the glacier on which it was formed has disappeared.
   GG

Glossary of landform and geologic terms. 2013.

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  • medial moraine — noun : a moraine in the middle of a glacier parallel to its sides that is often formed by the union of lateral moraines when two glaciers coalesce * * * a ridge of glacial drift formed by the junction of two converging valley glaciers. * * *… …   Useful english dictionary

  • medial moraine — a ridge of glacial drift formed by the junction of two converging valley glaciers. * * * …   Universalium

  • Moraine — Mo*raine , n. [F. Cf. Prov. G. mur stones broken off, It. mora a heap of stones, hillock, G. m[ u]rbe soft, broken up, OHG. muruwi, AS. mearu tender, Gr. ? to cause to wither, Skr. ml[=a] to relax.] (Geol.) An accumulation of earth and stones… …   The Collaborative International Dictionary of English

  • Moraine — This article is about geological phenomena. For other uses, see Moraine (disambiguation). A moraine is any glacially formed accumulation of unconsolidated glacial debris (soil and rock) which can occur in currently glaciated and formerly… …   Wikipedia

  • moraine — morainal, morainic, adj. /meuh rayn /, n. 1. a ridge, mound, or irregular mass of unstratified glacial drift, chiefly boulders, gravel, sand, and clay. 2. a deposit of such material left on the ground by a glacier. [1780 90; < F < Savoyard dial.… …   Universalium

  • moraine —   debris deposited by a glacier. Three main types:   terminal moraine marks the furthest point the glacier reached as it ulldozed material ahead of the ice mass.   lateral moraine deposits of load carried at the edges of the glacier.   medial… …   Geography glossary

  • Austbanen Moraine — (coord|71|32|S|12|21|E|) is a medial moraine in the glacier between Westliche and Mittlere Petermann Ranges in the Wohlthat Mountains, originating at Svarttindane Peaks and trending north for 12 miles. First roughly plotted from air photos by… …   Wikipedia

  • Vestbanen Moraine — (coord|71|35|S|11|59|E|) is a medial moraine in Humboldt Graben, originating near Zwiesel Mountain and trending north in string like fashion for 13 miles (21 km) along the west flank of the Petermann Ranges, Wohlthat Mountains. First plotted from …   Wikipedia

  • Aletsch Glacier — Grosser Aletschgletscher Lower part of the glacier Type Valley glacier Location …   Wikipedia

  • Merced River — Coordinates: 37°20′57″N 120°58′32″W / 37.34917°N 120.97556°W / 37.34917; 120.97556 …   Wikipedia

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