Mining of minerals, metals, metal ores including iron ore, Coal, Lignite, Gold, Lithium, and other metal ores, chemicals and stones including limestone, both chemical grade and other, to dig quarries, to acquire, develop, maintain mines, mining rights whether own or on lease in India or abroad and also all kinds of minerals and metals or their ores, whether for industrial or consumers use and also to undertake the exploration of metals and minerals for mining, to conduct research whether in India or abroad, for metals and minerals through seismographic or other ultramodern means and use of such findings for commercial purposes permitted within the legal framework of the country of business.