hematite stone iron ore

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Brief Introduction of Crushing Plant

The Lake Superior region iron ranges of northern Minnesota, Wisconsin and Michigan held tremendous amounts of hematite, together with other iron ores such as magnetite, goethite and siderite. Although these iron ore deposits have been metamorphosed and enriched by groundwater leaching away more soluble materials, they all originated as marine sedimentary deposits in shallow Early Proterozoic (2.5 … ...Learn More

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