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Browsing by Author "Kgarume, TE"

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  • Kgarume, TE; Spottiswoode, SM; Durrheim, RJ (Springer, 2010-02)
    Mine tremors and their aftershocks pose a risk to mine workers in the deep gold mines of South Africa. The statistical properties of mine-tremor aftershocks were investigated as part of an endeavour to assess the hazard ...
  • Naoi, M; Nakatani, M; Otsuki, K; Yabe, Y; Kgarume, TE; Murakami, O; Masakale, T; Ribeiro, L; Ward, A; Moriya, H; Kawakata, H; Durrheim, R; Ogasawara, H (Elsevier, 2015-05)
    Acoustic Emissions (AE) down to MW ~ –4 were recorded at a site 1 km beneath the surface in the Cooke 4 Mine, South Africa. Several planar AE clusters with lateral extent of 10–100 m were identified. Most of them were ...
  • Naoi, M; Nakatani, M; Igarashi, T; Otsuki, K; Yabe, Y; Kgarume, TE; Murakami, O; Masakale, T; Ribeiro, L; Ward, AK; Moriya, K; Kawakata, H; Nakao, S; Durrheim, RJ; Ogasawara, H (American Geophysical Union, 2015-12)
    The authors observed very small repeating earthquakes with -5.1 = Mw = -3.6 on a geological fault at 1 km depth in a gold mine in South Africa. Of the 851 acoustic emissions that occurred on the fault during the 2 month ...