Question 15
(a) List three fuel  minerals in Nigeria and a state where each is located.
      (b) Write the common names  of following:
      (i) S1O2;
      (ii) SnO2;
      (iii) Fe2O3;
      (iv) Au. 
- Outline five benefits that Nigeria can derive from a well-managed mining sector.
 
Observation
The expected answers were:
(a)
Tar  sand: Ondo state.
    Coal: Enugu, Ebonyi, Kogi, Nassarawa, Benue, Gombe.
    Petroleum: Ondo, Bayelsa, Rivers, Delta, Edo, Lagos, Akwa-Ibom and Imo.
    Uranium: Gombe,
(b)
- SiO2 - Quartz
 - SnO2 - Cassitterite
 - Fe2O3 - Haematite
 - Au - Gold
 
(c)
- Earn foreign exchange by exporting minerals and mineral products.
 - Provides employment opportunities.
 - Increases in Per Capita Income.
 - Increases Gross Domestic Products (GDP).