Petra Diamonds reveals encouraging results at Kukama East project Petra Diamonds has revealed highly encouraging drilling and microdiamond sampling results from the Kukama East project area in central Botswana. StockMarketWire | March 14, 2012 | 6:51 pm
UK Coal shares plunge as it considers closing Warwickshire mine UK Coal's (LON:UKC) shares plunged by more than 28% in late afternoon trading after it revealed it was considering closing a coal mine in Warwickshire. StockMarketWire | March 14, 2012 | 3:22 pm
