decay in-situ

decay in-situ
выветривание в естественном залегании

Англо-русский словарь по ядерным испытаниям и горному делу. 2013.

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  • Posthole — In archaeology a posthole is a cut feature used to hold a surface timber or stone. They are usually much deeper than they are wide although truncation may not make this apparent.Although the remains of the timber may survive most postholes are… …   Wikipedia

  • Coldfall Wood — is an ancient wood in Muswell Hill, North London. It covers an area of approximately 14 hectares and is surrounded by the St. Pancras and Islington Cemetery, the East Finchley public allotments, and the residential roads Creighton Avenue and… …   Wikipedia

  • Highgate Wood — The London Borough of Haringey contains no less than five distinct ancient woods. These are Highgate Wood, Queen s Wood, Coldfall Wood, Bluebell Wood and North Wood. Highgate Wood is shown on the Ordnance Survey map of Middlesex in 1886 more or… …   Wikipedia

  • rock — rock1 rockless, adj. rocklike, adj. /rok/, n. 1. a large mass of stone forming a hill, cliff, promontory, or the like. 2. Geol. a. mineral matter of variable composition, consolidated or unconsolidated, assembled in masses or considerable… …   Universalium

  • Rock — /rok/, n. a male given name. * * * I In geology, a naturally occurring and coherent aggregate of minerals. The three major classes of rock igneous, sedimentary, and metamorphic are based on the processes that formed them. These three classes are… …   Universalium

  • Uranium mining — The Ranger Uranium Mine in Australia …   Wikipedia

  • Surface exposure dating — is a collection of geochronological techniques for estimating the length of time that a rock has been exposed at or near Earth s surface. Surface exposure dating is used to date glacial advances and retreats, erosion history, lava flows,… …   Wikipedia

  • Chromium — This article is about the chemical element. For other uses, see Chromium (disambiguation). vanadium ← chromium → manganese ↑ Cr ↓ Mo …   Wikipedia

  • Environmental radioactivity — is produced by radioactive materials in the human environment. While some radioisotopes, such as strontium 90 (90Sr) and technetium 99 (99Tc), are only found on Earth as a result of human activity, and some, like potassium 40 (40K), are only… …   Wikipedia

  • Earth Sciences — ▪ 2009 Introduction Geology and Geochemistry       The theme of the 33rd International Geological Congress, which was held in Norway in August 2008, was “Earth System Science: Foundation for Sustainable Development.” It was attended by nearly… …   Universalium

  • atmosphere — atmosphereless, adj. /at meuhs fear /, n., v., atmosphered, atmosphering. n. 1. the gaseous envelope surrounding the earth; the air. 2. this medium at a given place. 3. Astron. the gaseous envelope surrounding a heavenly body. 4. Chem. any… …   Universalium


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