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<p>Book digitized by Google from the library of the University of Michigan and uploaded to the Internet Archive by user tpb.
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<br>Subjects: ore; marl; feet; iron; magnetic; specimens; geological; composed; tiie; deposits; magnetic iron; thirty feet; hanging wall; twenty feet; iron ore; phosphoric acid; fifty feet; three miles; mount hope; half miles</div>
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New Jersey Geological Survey</div>
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