Home Preparation for National Talent Search Examination (NTSE)/ Olympiad
Chapter : 1. Metals & Non Metals
Minerals and Ores
Minerals and Ores : Metal-bearing substances, found in the earths crust, are called minerals. In other words, the solid compounds of metals occurring in nature are called minerals. For example, NaCl, KCl, CaCO3, MgCO3, ZnS, Cu2S, Fe2S3 etc., which are found in nature are minerals. Some minerals and their occurrence in India are given below.