Choose the odd one out:

Mica- Metallic Mineral

The correct answer is Option 3: Mica- Metallic Mineral

Option 1: Bauxite : Aluminium — Correct pair. Bauxite is the chief ore of aluminium.

Option 2: Magnetite : Iron — Correct pair. Magnetite is an important ore of iron.

Option 3: Mica – Metallic Mineral — Incorrect pair. Mica is a non-metallic mineral, not a metallic mineral.

Option 4: Manganese : Ferrous metallic mineral — Correct pair. Manganese is classified as a ferrous metallic mineral and it it is associated with iron and steel industries.