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DIAGRAMME STEREOGRAPHIQUE TOURNANT WULFF [1 record]

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Alphabetical list of terms

Record 1 1977-04-04

English

Subject field(s)
  • Scientific Measurements and Analyses
  • Geological Research and Exploration
  • Mineralogy
OBS

A coordinate system used in crystallography to plot a "polar stereographic projection" with conservation of equal angles, such as for plotting angular relations obtained from universal-stage measurements.

French

Domaine(s)
  • Mesures et analyse (Sciences)
  • Recherches et prospections géologiques
  • Minéralogie
OBS

Les formules de la trigonométrie sphérique, ou une épure simple, ou mieux encore l'emploi du diagramme stéréographique tournant de Wulff, bien connu des cristallographes, permettent de passer du pendage et de l'inclinaison dans le plan correspondant, au plongement avec sa direction.

Spanish

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