Iron oxide facts for kids

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Iron oxide salt deposits at the edge of a geothermal lake in Waimangu Volcanic Valley, Rotorua, New Zealand - panoramio
Iron oxide salt deposits at the edge of a geothermal lake in Waimangu Volcanic Valley, Rotorua, New Zealand

Iron oxides are chemical compounds. There are sixteen known iron oxides. Iron oxides are used in pigments. It is used in both man-made and natural pigments.

Venetian red (haematite), Magnetite (Fe304), or a mixture of oxides make black or purple pigments. The umber, sienna and ochre are oxides or hydrated oxides of a yellow to chestnut colour.

Most iron oxide is mined as iron ore. Every year millions of tons go into blast furnaces to make iron.

Various iron oxides

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Iron oxide Facts for Kids. Kiddle Encyclopedia.