cryoconite


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cryoconite

[krī′äk·ə‚nīt]
(geology)
A dark, powdery dust transported by wind and deposited on the surface of snow or ice; found, however, mainly in cryoconite holes.
(mineralogy)
A mixture of garnet, sillimanite, zircon, pyroxene, quartz, and various other minerals.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.
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References in periodicals archive ?
The Sr and Nd isotope ratios of the silicate minerals that dominate cryoconite vary because the mineral sources differ from one glacier to another.
(2001) Structure, formation, and darkening process of albedo-reducing material (cryoconite) on a Himalayan glacier: a granular algal mat growing on the glacier.
Windblown debris on top of glaciers known as cryoconite amplifies melting and can contain organic material that can form simple ecosystems in cryoconite holes on the glacial surface.
Comparative analysis of Greenland and Antarctic cryoconite. J.
Optical characteristics of cryoconite (surface dust) on glaciers: the relationship between light absorbency and the property of organic matter contained in the cryoconite.
At the surface of glaciers there are cryoconites, vertical tubes with a sediment layer topped with water.