JOHANNESBURG - Mining company Harmony Gold has confirmed that a gas leak caused the deaths of 31 illegal miners at a disused ventilation shaft in Welkom in the Free State.
Only three bodies have been retrieved so far, with authorities scrambling to bring the other remains to the surface.• SA's neighbours also have role in fighting illegal mining - parly committee"Harmony acquired the shaft in the mid-1980s with the intention of operating it as a ventilation shaft. However, after the acquisition, a methane explosion occurred which rendered the shaft unsafe to operate and it was never used by the company.
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