ferric oxide(redirected from Iron (III) oxide)
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ferric oxide[′fer·ik ′äk‚sīd]
Fe2O3 Red, hexagonal crystals or powder, insoluble in water and soluble in acids, melting at 1565°C; used as a catalyst and pigment for metal polishing, in metallurgy, and in medicine. Also known as ferric oxide red; jeweler's rouge; red ocher.