weathering agents

См. также в других словарях:

• Weathering — This article is about weathering of rocks and minerals. For weathering of polymers, see Polymer degradation and Weather testing of polymers. Weathering is the breaking down of rocks, soils and minerals as well as artificial materials through… …   Wikipedia

• weathering — The change in appearance of paint caused by exposure to the elements. The physical disintegration and chemical decomposition of materials on exposure to atmospheric agents. Also see natural weathering …   Dictionary of automotive terms

• weathering —    All physical disintegration, chemical decomposition, and biologically induced changes in rocks or other deposits at or near the earth s surface by atmospheric or biologic agents or circulating surface waters with essentially no transport of… …   Glossary of landform and geologic terms

• weathering — n. effect of weather; process by which exposed rock is disintegrated and decomposed by atmospheric agents or water (Geology); material used for weather strip weath·er || weðə(r) n. atmospheric conditions; stormy weather; vicissitudes of fate v …   English contemporary dictionary

• weathering — weath•er•ing [[t]ˈwɛð ər ɪŋ[/t]] n. gel the process by which various natural agents, as wind and water, act upon exposed rock, causing it to disintegrate to sand and soil • Etymology: 1655–65 …   From formal English to slang

• duricrust — /door i krust , dyoor /, n. a hard crust that forms on or in soil in semiarid climates owing to cementation of soil particles. Cf. caliche, hardpan (defs. 1, 2). [ < L dur(us) hard + I + CRUST] * * * ▪ geology Introduction       surface or near… …   Universalium

• Sedimentary rock — Middle Triassic marginal marine sequence of siltstones (below) and limestones (above), Virgin Formation, southwestern Utah, USA Sedimentary rock are types of rock that are formed by the deposition of material at the Earth s surface and within… …   Wikipedia

• olivine — olivinic /ol euh vin ik/, olivinitic /ol euh vi nit ik/, adj. /ol euh veen , ol euh veen /, n. Mineral. any of a group of magnesium iron silicates, (Mg,Fe)2SiO4, occurring in olive green to gray green masses as an important constituent of basic… …   Universalium

• Mycena galopus — Scientific classification Kingdom: F …   Wikipedia

• агенты выветривания — Солнечное излучение, вода, кислород, различные кислоты, животные и растительные организмы. [Словарь геологических терминов и понятий. Томский Государственный Университет] Тематики геология, геофизика Обобщающие термины выветриваниеэкзогенные… …   Справочник технического переводчика

• sedimentary rock — Rock formed at or near the Earth s surface by the accumulation and lithification of fragments of preexisting rocks or by precipitation from solution at normal surface temperatures. Sedimentary rocks can be formed only where sediments are… …   Universalium