Okiside y'icyuma, izwi kandi nka oxyde ferric, limonite yatwitse, ocher yatwitse, umutuku w'icyuma, umutuku w'icyuma, ifu itukura, umutuku wa Venetiya (igice kinini ni oxyde de fer), n'ibindi. ifu.Ifu yacyo itukura-yijimye ni pigment yo mu rwego rwo hasi, bita fer oxyde itukura mu nganda.Ikoreshwa mu gusiga irangi, wino, reberi nizindi nganda nka catalizator, ibikoresho byogeza ibirahuri, amabuye y'agaciro nicyuma, kandi birashobora gukoreshwa nkibikoresho fatizo byo gukora ibyuma.