alunite

English - English

Definition of alunite in English English dictionary

A gray, water-soluble mineral, potassium aluminium sulphate; the natural source of alum, KAl3(SO4)2(OH)6

A gray, water-soluble mineral, potassium, aluminium sulphate; the natural source of alum, KAl{3}(SO{4}){2}(OH){6}

Alum stone

Hyphenation

a·lu·nite

Etymology

() From its earlier name aluminilite, named in 1824.Richard V. Gaines, H. Catherine W. Skinner, Eugene E. Foord, Brian Mason, and Abraham Rosenzweig: Dana's new mineralogy, John Wiley & Sons, 1997