“The Silver Bomb: Beyond The Return Of Metal As Money” has come up with an infographic that explores why some investing experts believe that silver’s price may outpace gold.

Africa-focused junior miner Firestone Diamonds reported that the quality and value of diamonds recovered at its ‎Liqhobong plant in Lesotho has improved since the company shut down the plant in July. ‎

Global production of diamonds reached 124 million carats last year and, according Bain & Company consultants, 13 new mines should be adding 23 million carats by the end of 2012. But Money Week’s analyst Tom Bulford is warning those and other figures are not sufficient to avoid a looming supply crunch.

Rio Tinto (LON, ASX, NYSE: RIO) have started showing Tuesday its rare Argyle pink diamonds at London’s Kensington Palace in a collection that features more than $60 million in jewellery made with the coloured gems.

Four for four. The ever brilliant Visual Capitalist is here with its final gold infographic.

BHP Billiton sold Tuesday A$1 billion ($1.02 billion) of bonds in its first offering of debt in the Aussie market in more than a decade, as the company announces cutbacks at its iron ore mines.

The University of Johannesburg has successful obtained a patent for a new device which is capable of identifying rocks that contain diamonds.

BHP Billiton (ASX:BHP) has announced retrenchments for its iron ore operations due to tepid prices and rising costs.

De Beers says the sub-continent has become the storied diamond firm's fastest-growing market as affluent Indians eschew gold in favor of precious gems.