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Iron ore: Rock (geology), Mineral, Metal, Iron, Iron oxide, Hematite, Goethite, Limonite, Siderite, Pig iron, Steel, Magnetite, Blast furnace, Bloomery
The typical Iron ores are rocks and minerals from which metallic iron can be feasibly extracted. These ores are usually rich in iron oxides or iron sulphides and vary in color from dark grey, bright yellow, deep purple, to rusty red depending on the compound. The iron itself is usually found in the form of magnetite (Fe3O4), hematite (Fe2O3),
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by Leonard F. Heising. This book was made from the digital images scanned during the University of Michigan University Library's enormous digitization efforts. The makers strifes to preserve the intellectual content of items in a manner that allows for a variety of uses. The digital