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Pseudotachylytes

  • Rudolph A. J. Trouw
  • Cees W. Passchier
  • Dirk J. Wiersma
Chapter

Abstract

Pseudotachylytes are cohesive glassy or very fine-grained fault rocks that characteristically occur in veins. They are composed of an extremely fine-grained or glassy matrix with inclusions of wall-rock fragments. Commonly, a straight main fault vein (Sibson 1975; Spray 1992) representing a generation surface (Fig. 1.1) is present, from which smaller injection veins branch out. The main criteria to distinguish pseudotachylytes from cataclasites are

Keywords

Host Rock Wall Rock Generation Surface Ductile Deformation Minor Fault 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.

Copyright information

© Springer-Verlag Berlin Heidelberg 2010

Authors and Affiliations

  • Rudolph A. J. Trouw
    • 1
  • Cees W. Passchier
    • 2
  • Dirk J. Wiersma
    • 3
  1. 1.Depto. Geologia Ilha do FundaoUniversidade Federal do Rio de JaneiroRio de Janeiro-RJBrazil
  2. 2.Institut für GeowissenschaftenUniversität MainzMainzGermany
  3. 3.UtrechtThe Netherlands

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