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Progress in Earth and Planetary Science
Fig. 3 | Progress in Earth and Planetary Science

Fig. 3

From: Postseismic fluid discharge chemically recorded in altered pseudotachylyte discovered from an ancient megasplay fault: an example from the Nobeoka Thrust in the Shimanto accretionary complex, SW Japan

Fig. 3

Internal structure of the PSZ. a A photograph of polished slab of the PSZ. Polished slab is 24 cm long and 5–7 cm wide. Blue square shows the area of the sketch (Fig. 2b). b Sketch of polished slab of the PSZ. PSZ is composed of foliated cataclasite including sandstone clast. Foliated cataclasite is truncated by sharp shear plane accompanying blackened zone. The shear plane is composed of pseudotachylyte

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