Fig. 7 | Scientific Reports

Fig. 7

From: Determining rock discontinuity fracture aperture and infilling characteristics using 3D X ray tomography with automated approach and multi method validation

Fig. 7

Sample S8: (a) Cross-polarized light image of the fracture infill in thin section (performed with ZEISS Axioscope 5 POL); (b) SEM image showing the fracture infill and surrounding matrix; (c) Location of EDS spot analyses; (d) SEM close-up of the fracture infill; (e) XRD pattern of the powdered fracture infill with main peaks indexed for calcite, quartz, and biotite.

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