Integration of underground mapping, petrology, and high-resolution microseismicity analysis to characterise weak geotechnical zones in deep South African gold mines

Mngadi, S. B.; Durrheim, R. J.; Manzi, M. S. D.; Ogasawara, Hiroshi; Yabe, Yasuo; Yilmaz, H.; Wechsler, N.; Van Aswegen, G.; Roberts, D.; Ward, A. K.; Naoi, Makoto; Moriya, H.; Nakatani, Masao; Ishida, A.; SATREPS Team, ; ICDP Dseis Team,