One country supplies 75 percent of the world's platinum. Economic geologist Anthony Naldrett details how platinum from its mines at the Bushveld complex ends up in everything from catalytic converters to expensive bling.
Platinum miners in South Africa have won a 22 percent wage hike. But reporter Gia Nicolaides tells host Aaron Schachter the deal hasn't brought an end to the wildcat labor unrest, and it hasn't been a victory for official unions.
Many South Africans thought former ANC youth leader Julius Malema had gone quietly into the night. But the controversy over the shooting of striking miners by police has given Malema a populist springboard back into the political limelight.
Thousands of people packed a memorial service for 34 South African mine workers. They were shot by police in a dispute over pay. Host Marco Werman talks to the BBC's Nomsa Maseko who was at the service.