Explanation: Minerals occur in different types of rocks. Some are found in igneous rocks, some in metamorphic rocks while others occur in sedimentary rocks.

• Generally, metallic minerals are found in igneous and metamorphic rock formations that form large plateaus.
• Iron-ore in north Sweden, copper and nickel deposits in Ontario, Canada, iron, nickel, chromites and platinum in South Africa are examples of minerals found in igneous and metamorphic rocks.
• Sedimentary rock formations of plains and young fold mountains contain non-metallic minerals like limestone.

Source: NCERT