Table shows mineralwise quantities of tailings/slimes generated during in India. (d) Water Pollution: Water pollution is a common feature of mining and associated mineral processing activities. Erosion of external overburden dumps during heavy rains is a major water pollution problem in mining areas. Abandoned mines and the disposal of chemicals used in .
· MacroNutrients or Major elements: These are mineral elements or nutrients required in large quantities for healthy growth of plants. Examples of macronutrients are nitrogen, phosphorus, potassium, magnesium, calcium, oxygen, hydrogen, carbon, sulphur and iron. These macronutrients are sometimes called essential elements.