An example of potassium is the mineral found in dried apricots and raisins.
Origin of potassium
- From earlier potass potash (from which it was first obtained) from French potasse from Dutch potas pot pot (from Middle Dutch) (Old English pott) as ash (from Middle Dutch asche as- in Indo-European roots)
From American Heritage Dictionary of the English Language, 5th Edition
- From potassa (“potash") + -ium.