Kainite (
MgSO4·
KCl·3
H2O) is a
mineral salt that consists of
potassium chloride and
magnesium sulfate and is used as a
fertilizer. This mineral is dull and soft, is colored white through yellow to red and is found in the
Stassfurt[?] salt mines in
Saxony,
Germany. It is a natural salt occurring in irregular granular masses, and is used as a source of
potassium and
magnesium compounds.
See also: List of minerals