niggliite

== English == === Etymology === From Niggli +‎ -ite, after Paul Niggli. === Noun === niggliite (uncountable) (mineralogy) A hexagonal-dihexagonal dipyramidal silver white mineral containing platinum and tin. ==== References ==== David Barthelmy (1997–2026), “Niggliite”, in Webmineral Mineralogy Database.