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Types of Iron Ore: Hematite vs. Magnetite
limonite and siderite ores are also common sources of iron ore. Below the Investing News Network has put together some basic information about hematite and magnetite ores, including what they are ...
Daily Mail17d
Has Noah's Ark been found? Boat-shaped mound in Turkey was underwater 5,000 years ago, scientists say - the same period as the Biblical flood
The Durupinar Formation is a 163-metre (538ft) geological structure made of a type of iron ore called limonite. It has long ...