Titanium Resources Group Ltd. is a holding company that wholly owns a number of mining, exploration and marketing companies with large holdings in Sierra Leone.The company owns the Sierra Rutile Mine (controlled through Sierra Rutile Limited). The mining operations account for 65% of Sierra Leone's exports and produce about 23% of the world's supply of natural Rutile, salable amounts of Bauxite, and in 2010 - Zircon.