Indian firms seek to renegotiate $10.8 billion Afghan iron ore deal: Kabul official --- (Reuters) - A consortium of Indian companies led by Steel Authority of India is seeking to renegotiate the terms of an iron ore deal in Afghanistan worth up to $10.8 billion, a senior official at the Ministry of Mines said on Tuesday. -- nvestment in Afghanistan's mining sector is considered one of the greatest hopes of the country attaining economic independence and the halt will add to concern that it will not be able to support itself economically as aid flows shrink.