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A resource for reliable information about significant people, places, events, and things in Minnesota history.
Erie Mining Company’s Concentrator Building under construction, ca. 1954. The Concentrator Building—where taconite is finely ground and iron ore is removed from the rock—was built near Hoyt Lakes around 1954.
Made possible by the Arts and Cultural Heritage Fund through the vote of Minnesotans on November 4, 2008. Administered by the Minnesota Historical Society.
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