But a battle could be on the cards, since Harmony Gold is thought to be bidding for some of the same mines, although it has yet to say more than that it is in talks with a third party.

BBC: Business crosses the line in South Africa

For the conservative side, Justice Antonon Scalia said that he thought the Michigan system amounted to a quota, and questioned whether it furthered racial harmony if it upset many people who fell foul of its provisions.

BBC: The end of the civil rights era

His ideas about melody, harmony and rhythm seemed to fall to earth out of nowhere, fitting into no particular school of thought.

NPR: Messiaen At 100: A Song For The Solar System