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A drumlin, from the Irish word droimnín ("little ridge"), first recorded in 1833, in the classical sense is an elongated hill in the shape of an inverted spoon or half-buried egg [1] [2] formed by glacial ice acting on underlying unconsolidated till or ground moraine.
A drumlin is an elongated hill shaped like a half-buried egg, where the shallower end of the hill also narrows in width. A collection of drumlins in one area is referred to as a field or swarm and creates a landscape sometimes called a “basket of eggs topography”. [ 7 ]
Drumlin – Elongated hill formed by glacial action and drumlin field – Elongated hill formed by glacial action; Esker – Long, winding ridge of stratified sand and gravel associated with former glaciers; Fjord – Long, narrow inlet with steep sides or cliffs, created by glacial activity
Horicon Marsh was created by the Green Bay lobe of the Wisconsin glaciation during the Pleistocene era. The glacier, during its advance, created many drumlins (a glacial landform) in the region, many of which have become the islands of Horicon Marsh.
Corleck Hill's Irish names include Sliabh na Trí nDée (the "Hill of the Three Gods") and Sliabh na nDée Dána.The three Irish mythological gods referenced in the Irish name are today thought to be Conn, [a] the Dagda and Ogma, but were earlier believed to be in reference to the three Sons of Tuireann: Brian, Iuchar and Iucharba.
Drumlin – Elongated hill formed by glacial action; Fall line (topography) – Mountain or hill direction; Hill chain – Elongated line of hills;
drumlin An elongated, whale-shaped hill formed by glacial action. dunite An ultrabasic plutonic rock in which the mafic material is almost entirely olivine, with accessory chromite almost always present. Feldspar mainly plagioclase. See also peridotite. duricrust
The Withrow Moraine and Jameson Lake Drumlin Field is a National Park Service–designated privately owned National Natural Landmark located in Douglas County, Washington state, United States. [1] Withrow Moraine is the only Ice Age terminal moraine on the Waterville Plateau section of the Columbia Plateau.