Widmanstätten pattern

Widmanstätten pattern
видманштеттеновы фигуры на шлифах железных метеоритов

English-Russian astronomy dictionary. 2013.

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  • Widmanstätten pattern — Widmanstätten patterns, called also Thomson structures, are unique figures of long nickel iron crystals, found in the octahedrite iron meteorites and some pallasites. They consist of a fine interleaving of kamacite and taenite bands or ribbons… …   Wikipedia

  • Widmanstätten pattern — ▪ astronomy       lines that appear in some iron meteorites when a cross section of the meteorite is etched with weak acid. The pattern is named for Alois Josep Widmanstätten, a Viennese scientist who discovered it in 1808. It represents a… …   Universalium

  • Count Alois von Beckh Widmanstätten — Widmanstätten pattern appears when an iron meteorite is etched with nitric acid Count Alois von Beckh Widmanstätten (July 13, 1753–June 10, 1849) was an Austrian printer and scientist. His name is sometimes given as Alois von Beckh Widmannstätten …   Wikipedia

  • Estructura de Widmanstatten — Estructura Widmanstätten en un meteorito. Las estructuras de Widmanstatten (también conocidas como estructuras Thomson) son el resultado del intercrecimiento de bandas de taenita y camacita (dos aleaciones de hierro (Fe) y níquel [Ni]),… …   Wikipedia Español

  • NiFe — Widmanstätten pattern in NiFe octahedrite meteorite NiFe or Nife is a general shorthand expression for a mixture of nickel (Ni) and iron (Fe). NiFe is used to describe nickel iron batteries, various chemical reactions that involve a nickel iron… …   Wikipedia

  • G. Thomson — (1760 – November 1806) was an English geologist. He died in Palermo at the early age of 46 yearsGian Battista Vai, W. Glen E. Caldwell. The origins of geology in Italy . Geological Society of America, 2006, ISBN 0813724112… …   Wikipedia

  • Iron meteorite — Tamentit Iron Meteorite, found in 1864 in the Sahara Desert,[1] weight about 500 kg. On display at Vulcania park in France …   Wikipedia

  • Octahedrite — from Toluca Widmanstätten …   Wikipedia

  • meteorite — meteoritic /mee tee euh rit ik/, meteoritical, meteorital /mee tee euh ruyt l/, adj. /mee tee euh ruyt /, n. 1. a mass of stone or metal that has reached the earth from outer space; a fallen meteoroid. 2. a meteoroid. [1815 25; METEOR + ITE1] * * …   Universalium

  • Gibeon-Meteorit — Gibeon Meteoriten Nationales Denkmal in Namibia …   Deutsch Wikipedia

  • Gibeon (meteorite) — Meteorite Name= Gibeon Image caption= Gibeon meteorites in Post Street Mall, Windhoek Image width= 200px Type= Iron Class= Group= IVA Structural classification= Fine octahedrite Composition= 91,8% Fe; 7,7% Ni; 0,5% Co; 0,04% P; 2,4 ppm Ir; 1,97… …   Wikipedia


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