| S.No | Nutrients | Sources |
|---|---|---|
| 1 | Nitrogen (N) | Organic matter |
| 2 | Phosphorus (P) | Apetite and Al & Fe phosphate |
| 3 | Potash (K) | Micas, Feldspar, Biotite |
| 4 | Calcium (Ca) | Dolomite, Calcite |
| 5 | Magnesium (Mg) | Dolomite, Muscovite |
| 6 | Sulphur (S) | Gypsum, Pyrite, Organic matter |
| 7 | Iron (Fe) | Pyrite, Magnetite |
| 8 | Molybdenum (Mo) | Olivine |
| 9 | Boron (B) | Tourmaline |
| 10 | Manganese (Mn) | Magnetite |
| 11 | Zinc (Zn) | Sphalerite |
| 12 | Chlorine (Cl) | Apetite |
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