![Geology of Minnesota / Iron / Minnesota / Taconite / Mesabi Range / Iron ore / Ore dock / Duluth / Minnesota / Cliffs Natural Resources / Geography of Minnesota / Economic geology / Iron mining Geology of Minnesota / Iron / Minnesota / Taconite / Mesabi Range / Iron ore / Ore dock / Duluth / Minnesota / Cliffs Natural Resources / Geography of Minnesota / Economic geology / Iron mining](https://www.pdfsearch.io/img/e01ad45466c16d7ddc1524a82d99772d.jpg) Date: 2010-09-22 11:09:37Geology of Minnesota Iron Minnesota Taconite Mesabi Range Iron ore Ore dock Duluth Minnesota Cliffs Natural Resources Geography of Minnesota Economic geology Iron mining | | The Taconite Breakthrough The taconite industry that sprang full-blown from the rust red hills of the Mesabi Range between 1955 and 1975 had its roots in scientific experiments conducted more than three-quartersAdd to Reading ListSource URL: www.duluthport.comDownload Document from Source Website File Size: 303,48 KBShare Document on Facebook
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