…  petroleum, industrial and gem diamonds, gold, silver, zinc, manganese, tin, uranium and coal. DRC’s Kilo Moto Goldfields are believed …  gold producer, a leading diamond producer and is among the top 10 coal producers in the world. Platinum, vanadium and chromate also figure …

…  petroleum, industrial and gem diamonds, gold, silver, zinc, manganese, tin, uranium and coal. DRC’s Kilo Moto Goldfields are …  gold producer, a leading diamond producer and is among the top 10 coal producers in the world. Platinum, vanadium and chromate also figure …

…  in small and mid-sized companies. Shares of Hambro’s top performers, Perilya Ltd. of Australia and Zijin Mining Group Co., which …  high of $8,800 a metric ton in May in London, while zinc climbed to $3,825 a ton, its highest ever. Nickel, used to rust-proof …