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

Mngadi, S.; Durrheim, R.; Manzi, M.; Ogasawara, H.; Yabe, Y.; Yilmaz, H.; Wechsler, N.; Van Aswegen, G.; Roberts, D.; Ward, A.; Naoi, M.; Moriya, H.; Nakatani, M.; Ishida, A.; SATREPS Team, ; ICDP Dseis Team,