I. Based on Composition
Based on composition, minerals can be classified into two types.
1. Metallic minerals: Metallic minerals are the one from which various metals can be extracted. Ex: Iron, aluminium, copper, zinc, etc.,
2. Non-metallic minerals: Non-metallic minerals are the one from which various non-metallic compound can be extracted.
Ex: Quartz, feldspar, dolomite, calcite, etc.,
II. Based on Usage
Based on usage, minerals are classified into two types.
1. Critical minerals: These are essential for the economic power of a country.
2. Strategic minerals: These are required for the defence of a country.