tschermigite

== English == === Noun === tschermigite (uncountable) a water-soluble mineral, ammonium aluminium sulphate (NH4)Al(SO4)2·12(H2O) found in fumaroles and similar environments ==== Synonyms ==== ammonia alum deodorant stone === Further reading === David Barthelmy (1997–2026), “Tschermigite”, in Webmineral Mineralogy Database. “tschermigite”, in Mindat.org, Keswick, Va.: Hudson Institute of Mineralogy, 2000–2026.