amarantite
noun
am·a·ran·tite
-ranˌtīt
plural -s
: a hydrous ferric sulfate FeSO4(OH)·3H2O of amaranth color
Word History
Etymology
International Scientific Vocabulary amarant- (from Latin amarantus amaranth) + -ite; originally formed as German amarantit
First Known Use
1888, in the meaning defined above