2012 Mining Billionaires: #23 Andrew Forrest, #24 Sergei Popov, #25 Viktor Rashnikov

#23 Andrew Forrest Outspoken Andrew "Twiggy" Forrest (pictured in 2011) has amassed a net worth of $5.8 billion through Fortescue Metals. He grew up on a farm in Pilbara, Australia's iron ore heartland, and after working as a stock broker...