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In geography, knoll is another term for a knowe or hillock, a small, low, round natural hill or mound. Knoll may also refer to: Places.
In marine geology, a knoll is defined as a rounded underwater hill, not exceeding 1000 meters in height. [1] Any rounded underwater features exceeding that height are referred to as seamounts. [2] They are believed to cover around 16.3% of the world's seafloor. [3]
This glossary of geography terms is a list of definitions of terms and concepts used in geography and related fields, including Earth science, oceanography, cartography, and human geography, as well as those describing spatial dimension, topographical features, natural resources, and the collection, analysis, and visualization of geographic ...
A reef knoll is a landform that comprises an immense pile of calcareous material that had previously accumulated on an ancient sea floor. [1] Reef knolls are geological remnants of reefs and other organic concentrations of calcareous organisms.
Also called Indianite. A mineral from the lime-rich end of the plagioclase group of minerals. Anorthites are usually silicates of calcium and aluminium occurring in some basic igneous rocks, typically those produced by the contact metamorphism of impure calcareous sediments. anticline An arched fold in which the layers usually dip away from the fold axis. Contrast syncline. aphanic Having the ...
An ice hummock is a boss or rounded knoll of ice rising above the general level of an ice-field. Hummocky ice is caused by slow and unequal pressure in the main body of the packed ice, and by unequal structure and temperature at a later period. [4] Ice hummocks
This is an accepted version of this page This is the latest accepted revision, reviewed on 14 November 2024. Isolated hill with steep, often vertical sides and a small, relatively flat top For other uses, see Butte (disambiguation). The Mittens and Merrick Butte in Monument Valley, Utah – Arizona In geomorphology, a butte is an isolated hill with steep, often vertical sides and a small ...
Euganean Hills in Italy. A hill is a landform that extends above the surrounding terrain. It often has a distinct summit, and is usually applied to peaks which are above elevation compared to the relative landmass, though not as prominent as mountains.