ferriferrocyanide

plural ferriferrocyanides

1. chemistrySynonym of Prussian blue; Misspelling of ferrocyanide.

   Originally, iron blue was potassium ferriferrocyanide, FeK[Fe(CN)₆], but it was found that potassium could be replaced with sodium or ammonium at lower cost and no sacrifice in properties.

   2016, H. Panda, Modern Technology of Textile Dyes & Pigments (2nd Revised Edition)

   1 more example

   […] combine a vanadium salt with an iron salt such as ferric oxalate, and then the yellow of the vanadium ferrocyanide and the blue of the ferriferrocyanide would combine to form a brilliant green.

   2001, Oliver Sacks, Uncle Tungsten: Memories of a Chemical Boyhood

   Synonyms: Prussian blue