| 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 (Soil Horizon) | List II (Characteristics/Nature) | ||
| A. | A Horizon | I. | Zone of eluviation |
| B. | E Horizon | II. | Unweathered mineral material |
| C. | B Horizon | III. | Surface horizon with mineral material and organic compound beyond recognition |
| D. | C Horizon | IV. | Zone of illuviation |