Petra’s recently found blue diamond could fetch $15 million
Viewings of the 20.08-carat diamond will run from November 1 to 7 at Petra’s marketing offices in Johannesburg.
Latest Stories
China’s gold-buying spree tops 100 tonnes during trade war
Beijing's move reinforces its standing as one of the major official accumulators as central banks stock up on the precious metal.
Fortescue confirms bid for vast Simandou iron ore deposit
Société Miniere de Boke (SMB) and Singapore's Winning, which is Guinea's biggest bauxite exporter, have also submitted offers.
Congo says IMF is considering new financial support
Congo is a leading miner of cobalt, copper, gold, tin and diamonds but remains one of the world's least developed countries.
Indigenous miner becomes third-largest coal producer in the US
The Navajo Transitional Energy Company purchased all of Cloud Peak Energy’s assets.
Arsonists attack Ecuagoldmining’s camp in Ecuador
This is not the first time the Río Blanco gold-silver project is targeted.
Scientists invent world’s strongest silver
The breakthrough promises a new category of materials that can overcome a traditional trade-off in industrial and commercial materials between strength and ability to carry electrical current.
Wall Street’s cold shoulder drives coal veteran to the exit
After running two major coal producers over a decade, Kevin Crutchfield decided it was time to move on when Wall Street began shunning the fuel.
Tesla battery flaw cover-up claim to be evaluated by NHTSA
The petition, filed by a law firm representing Tesla drivers, alleges that Tesla updated battery management software in response to a potential defect that could lead to battery fires.