The Iron Ore Industry of Minnesota and the Problem of Depleted Reserves |
Contents
Introduction | 17 |
The Growth of the American Iron and Steel Industry | 29 |
Introduction | 65 |
Copyright | |
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amount beneficiation blast furnace cent coal costs Cuyuna demand for iron demand for steel depletion deposits Directory of Minnesota Duluth E. W. Davis economic estimates exploited factor foreign freight future gross tons Henry H high-grade Ibid important industry of Minnesota Iron Age iron and steel iron content iron formation iron mining industry iron ore industry iron ore production iron ranges J. G. White Engineering labor Labrador Lake Erie price Lake Superior Lakes region Long Ton Mesabi Range Mesabi taconites million dollars million tons Mining Directory Minnesota iron Oliver Iron Mining open-pit mines pig iron Pittsburgh plant possible present probably problems railroad Republic Steel Corporation reserves royalty scrap shipments shipped sources steel centers steel companies Steel Corporation steel industry steel production supply taconite concentrates tion tonnage transportation U. S. Steel underground mines Venezuelan Vermilion Vermilion Range Wade White Engineering Corporation Yaworski