Iron, a key material in steel and other applications, is most often found in hematite and magnetite ores, though goethite, limonite and siderite ores are also common sources of iron ore.

The editor of the Ste. Genevieve, (Mo.) Plaindealer has received a beautiful piece of iron ore from the Pilot Knob, which possesses magnetic properties to a very high degree. It is thought that ...

Backers of two Mid West iron processing projects hope to tap into more than 25 billion tonnes of magnetite discovered in the region ... deal with Karara Mining to process all of its iron ore, which ...