mining companies

Rio Tinto Offers $3.5 Billion for Riversdale Mining

Anglo-Australian mining company Rio Tinto (RIO) made a $3.5 billion bid for Riversdale Mining (RFLMF). The offer values Riversdale at about A$15 a share, Reuters reported. That%u2019s a 6% premium on Riversdale%u2019s close on Dec. 3. The shares rose today to A$16.31 each.

What It Will Take to Tap Afghanistan's Potential Mineral Riches

Newly-located mineral deposits in Afghanistan could mean new wealth for an impoverished nation that has been crippled by decades of war. But getting those riches out of the ground will require years of development and billions of dollars in investment.