Minerals:
1. Minerals contain a low percentage of metal.
2. Metal cannot be extracted easily from minerals.
3. Clay Al2O3 . SiO2. 2H2O is the mineral of aluminium.
Ores:
1. Ores contain a large percentage of metal.
2. Ores can be used for the extraction of metals on a large scale readily and economically.
3. Bauxite Al2O3 .2H2O is the ore of aluminium.