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Table 2 Stress axis orientation and stress ratio estimated from core-scale fault inversion and directions of SHmax

From: Paleo-stress orientations and magnitudes from triaxial testing and stress inversion analysis in Nankai accretionary prism sediments

 

Sigma 1

Sigma 2

Sigma 3

Stress ratio

Used direction as S′

Azimuth

Plunge

Azimuth

Plunge

Azimuth

Plunge

C0001 normal fault

328

83

163

7

73

2

0.1652

328

C0001 thrust fault

303

19

38

13

165

66

0.8579

38

C0002 normal fault

175

82

303

5

33

6

0.667

303

C0002 strike-slip fault

47

17

277

65

143

19

0.3609

47

C0002 thrust fault

307

1

38

36

216

46

0.6439

307

  1. S′ indicates the direction of the maximum horizontal stress