Diamonds are uniquely valuable due to their extreme hardness and exceptional thermal conductivity, making them the hardest known natural material, about 58 times harder than any other, according to ...

OCEAN MINING EXPLAINED This illustration explains briefly the full cycle process of ocean diamond mining To increase the net present value (NPV) of Namibia’s marine diamond mining sector, four ...

The discovery of the Lucara Diamond in August in the Karowe Mine in northeast Botswana rocked the jewelry industry, but few were as moved by the historic find as Susan Jacques, the president and chief ...