die Manganknolle
Translation
manganese nodule, polymetallic nodule
Examples
Manganknollen liegen auf dem Meeresboden.
Manganese nodules lie on the seabed.
Der Abbau von Manganknollen ist umstritten.
The mining of manganese nodules is controversial.
Grammar Patterns
((the manganese nodule)) the manganese nodule Manganese nodules contain valuable metals.
Similar Words
Synonyms: Erzknolle (ore nodule), polymetallische Knolle (polymetallic nodule)
Etymology
Compounded from 'Mangan' (the chemical element manganese) and 'Knolle' (nodule, tuber).
Memory Tips
Picture a potato-like 'Knolle' (nodule) on the ocean floor, but made of the metal 'Mangan' (manganese).