Diamond Mines Are Closing and South Africans Have Few Alternatives — WSJ

By Alexandra WexlerMUSINA, South Africa-For 13 years, Tinah Nemahunguni has been overseeing and operating machinery in the diamond-recovery plant at Venetia, the South African mine of diamond behemoth De Beers.She built a house in the nearby dusty, bustling town of Musina near the Zimbabwean border…