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In metallurgy, non-ferrous metals are metals or alloys that do not contain iron (allotropes of iron, ferrite, and so on) in appreciable amounts.. Generally more costly than ferrous metals, non-ferrous metals are used because of desirable properties such as low weight (e.g. aluminium), higher conductivity (e.g. copper), [1] non-magnetic properties or resistance to corrosion (e.g. zinc). [2]
The Metalliferous Mines Regulations 1961 replaces both the Metalliferous Mines Regulations, 1926 and the Mysore Gold Mines Regulations, 1953 to prevent possible dangers, accidents and deaths from mining in India.
It was amended in 2015 and 2016. This act forms the basic framework of mining regulation in India. [1] This act is applicable to all minerals except minor minerals and atomic minerals. It details the process and conditions for acquiring a mining or prospecting licence in India. Mining minor minerals comes under the purview of state governments. [1]
Non-ferrous extractive metallurgy is one of the two branches of extractive metallurgy which pertains to the processes of reducing valuable, non-iron metals from ores or raw material. [ 1 ] [ 2 ] [ 3 ] Metals like zinc , copper , lead , aluminium as well as rare and noble metals are of particular interest in this field, [ 1 ] while the more ...