By Justin George Varghese(Reuters) - London-listed Vedanta Resources said on Thursday it would likely record an impairment charge of up to $600 million following the closure of its iron ore business in Goa.In February, the Supreme Court quashed all iron ore mining permits and mining was ordered stopped from March 16 in Goa, one of the country's top producing states for the material used in steel.Billionaire Anil Agarwal's Vedanta Resources, the state's biggest ore miner, said there could be a li
