Dear PGM-Capital, blog readers, On Thursday February 14th 2013, British-Australian mining giant RIO Tinto (NYSE: RIO, ASX: RIO.AX, LSE: RIO.L world 3rd biggest miner by market cap, behind BHP Billiton and Vale), reported its H2-2012 and full year results. Highlights 2012 financial results: Underlying earnings of US$9.3 billion. Net loss of US$3.0 billion after impairments of US$14.4[…]