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Black Iron Oxide Black iron oxide, also known as magnetite (Fe3O4), is a naturally occurring mineral with a chemical structure consisting of iron (Fe) and oxygen (O). Some key points about black iron oxide: Chemical Composition: Black iron oxide has a chemical formula of Fe3O4, indicating that each molecule contains three iron atoms bonded to four oxygen atoms. Physical Properties: Magnetite typically appears as black or dark brown crystals with a metallic luster. Black iron oxide is a versatile mineral…