ˈlēəˌnīt noun
( -s )
Etymology: German leonit, from Leo Strippelmann 19th century German director of salt works + connective -n- + German -it -ite
: a mineral K 2 Mg(SO 4 ) 2 .4H 2 O consisting of a hydrous magnesium potassium sulfate occurring in monoclinic crystals