Question -
Answer -
Minerals are naturally occurringchemical substances containing metals. They are found in the Earth’s crust andare obtained by mining.
Ores arerocks and minerals viable to be used as a source of metal.
Forexample, there are many minerals containing zinc, but zinc cannot be extractedprofitably (conveniently and economically) from all these minerals.
Zinc canbe obtained from zinc blende (ZnS), calamine (ZnCO3), Zincite (ZnO) etc.
Thus,these minerals are called ores of zinc.