It is a mixture of an Iron compound and a rock substrate.
Iron ores are usually rich in Iron Oxides (a compound) and minerals. Since the iron is not chemiically bonded to the mineral substrate it is a mixture.
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Iron ore is a mixture that consists mainly of iron oxides and varying amounts of impurities, such as silica and alumina. It is not a compound because it contains different substances that are not chemically bonded together.
Iron ore is a mixture.
Iron sulfide is a compound.
element
An example of a metal that could be in a mixture is iron (Fe) in a mixture such as iron ore, where it is found along with other elements or compounds. In this case, iron is one component of the mixture that needs to be separated out for further processing or use.
You need a magnet to separate iron from a mixture (not from a compound).