ICSE Solutions for Class 6 Geography Voyage Minerals and ...
May 29, 2018· An ore is a naturally occurring solid material from which a mineral, generally a metal, can be profitably extracted. Minerals are generally classified as metallic and nonmetallic minerals. Metallic minerals include iron ore, uranium, bauxite, manganese, gold, silver and copper. Nonmetallic minerals include limestone, mica, coal and petroleum.