weathering material

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 steel — Corten redirects here. For the commune in Moldova, see Corten, Taraclia. Iron alloy phases Ferrite (α iron, δ iron) …   Wikipedia

• weathering — /wedh euhr ing/, n. 1. Archit. wash (def. 48). 2. material used as a weather strip. 3. Geol. the various mechanical and chemical processes that cause exposed rock to decompose. [1655 65; WEATHER + ING1] * * * Physical disintegration and chemical… …   Universalium

• 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

• Space weathering — is a blanket term used for a number of processes that act on any body exposed to the harsh space environment. Airless bodies (including the Moon, Mercury, the asteroids, comets, and some of the moons of other planets) incur many weathering… …   Wikipedia

• Parent material — Parent material, in soil science, means the underlying geological material (generally bedrock or a superficial or drift deposit) in which soil horizons form. Soils typically get a great deal of structure and minerals from their parent material.… …   Wikipedia

• Meteorite weathering — Two children are sitting within the corrosion grooves of the Willamette meteorite (14 tons). It has lost probably about 6 tons by terrestrial weathering …   Wikipedia

• chemical weathering —   a weathering process in which the resultant material is chemically different to the original rock. Usually carried out by dilute acids. Rates will therefore increase with the increased presence of water and increased temperature except for… …   Geography glossary

• physical weathering — (also mechanical weathering) a process of weathering which results in smaller pieces of the same rock material being produced …   Geography glossary

• natural weathering — A corrosion test by means of which the corrosion resistance of a material is tested in the open air …   Dictionary of automotive terms