am·​a·​ril·​lite | \ ˌaməˈriˌlīt\
plural -s

Definition of amarillite

: a mineral NaFe(SO4)2·6H2O consisting of a hydrous sodium ferric sulfate

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First Known Use of amarillite

1936, in the meaning defined above

History and Etymology for amarillite

probably from French, from Tierra Amarilla, Atacama province, Chile + French -ite

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The first known use of amarillite was in 1936

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to boil down or concentrate

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