GEOLOGICAL ORE DEPOSITS.

1. ECONOMIC VIABILITY

1.1. Grade

1.2. Size

1.3. Easy access

1.4. Current price

1.5. Demand

2. CLASSIFICACTION

2.1. Orthomgmatic

2.2. Pneumatolytic

2.3. Hydrothermal

2.4. Ore

2.5. Archaean gold

2.6. Epithermal gold

2.7. Placer

2.8. Clay

2.9. Evaporite

2.10. Residual

2.11. Phosphatic

3. TYPES

3.1. Metallic

3.2. Non-metallic

3.3. Fossil fuel

4. MINERALS IN OXIDISED ZONES

4.1. Copper

4.2. Gangue minerals

4.3. Iron

4.4. Lead

4.5. Manganse

4.6. Nickel

4.7. Silver

4.8. Zinc