Wrench Tectonics

I Introduction

II The concept of strain partitioning

II.1 Definition

II.2 Pure shear

II.3 Simple shear

III Characterisation of strain

III.1 Transpression

III.1.1 Kinematic

III.1.2 Strain

III.2 Trantension

III.2.1 Kinematic

III.2.2 Strain

IV Structural geology of transpression

IV.1 Strike-slip faults

IV.2 Thrust

IV.3 Folds

V Structural geology of transtension

V.1 Strike-slip faults

V.2 Normal faults

V.3 Pull-apart basin

VI A case study: The Pacific/North American boundary Reference list