loellingite
noun
loel·ling·ite
variants or less commonly löllingite
ˈleliŋˌīt
plural -s
: a mineral FeAs2 consisting of a tin-white iron arsenide that is isomorphous with arsenopyrite and usually occurs massive
called also leucopyrite
Word History
Etymology
German löllingit, from Lölling, town in Austria, its locality + German -it -ite