mining industry

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.