| List I (Soil Colour) | List II (Characteristic compound) | ||
| A. | Black | I. | Organic matter and Iron Oxides |
| B. | Red/Brown/Yellow | II. | Quartz |
| C. | Brown | III. | Titeniferous and magnetite compounds |
| D. | White/Lighter colours | IV. | Iron and manganese oxides |
| List I | List II | ||
| A. | Meanders | I. | Glaciers |
| B. | U-shaped valleys | II. | lakes |
| C. | Solution sinks | III. | River |
| D. | Alkali flats | IV. | Groundwater |