Iron–manganese nodules are discrete, concentrically layered aggregates of iron and manganese oxides that form within soil profiles under fluctuating redox conditions. Their development is governed by ...

Manganese nodules at the bottom of the deep sea contain a wealth of valuable metals that are vital to the electronics and steelmaking industries. Accordingly, these sectors and many countries have ...

Deep down in the ocean, valuable raw materials are stored, such as nodules of manganese. These resources could help meeting our increasing demand for rare metals. In addition to the nodules, there is ...

Large areas of the ocean floor are covered with polymetallic nodules and crusts. The potato-sized manganese nodules can be found in all oceans, especially in the Pacific Ocean, at water depths between ...