NUM concerned about rising positive Covid-19 cases in mines and how Eskom is treating cases May 21, 2020 Western Cape starts rationing Covid-19 tests to prioritise high-risk groups such as health-care workers General Two employees at Harmony’s Kalgold mine in North West test positive for Covid-19Posted by admin Mining Weekly reports that two employees at Harmony Gold Mining Company’s Kalgold gold mine, in the North West, have tested positive for Covid-19. Source: Latest News