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Tag: iron mining

Cuyuna Range Natural Iron Ore Mine and Ore Reserve Properties

Data Source:Natural Resources Research Institute

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Cuyuna Range Underground Mine Drifts

Data Source:Natural Resources Research Institute

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Cuyuna Range Underground Mine Shafts

Data Source:Natural Resources Research Institute

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Cuyuna Range Underground Mined Extents

Data Source:Natural Resources Research Institute

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Iron Ranges – Mine Infrastructure

Data Source:Natural Resources Research Institute

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Iron Ranges – Mine Pits

Data Source:Natural Resources Research Institute

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Iron Ranges – Mine Stockpiles

Data Source:Natural Resources Research Institute

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Iron Ranges – Mine Tailings

Data Source:Natural Resources Research Institute

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Mesabi Range Documented Mine Shafts

Data Source:MN Dept. of Natural Resources

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Mesabi Range Outlines of Underground Caved Areas

Data Source:MN Dept. of Natural Resources

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Mesabi Range Underground Mine Parcels

Data Source:MN Dept. of Natural Resources

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Mesabi Range Underground Mine Properties

Data Source:MN Dept. of Natural Resources

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Mesabi Range Underground Mine Workings

Data Source:MN Dept. of Natural Resources

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