Mining At Noranda

WITH the friendly consent both of the Institution of Mining and Metallurgy, for whom this paper was written, and of the author, we had the pleasure of publishing Mr. Oliver Hall's paper on Mining at Noranda in our issue of last March and of having Mr. Hall present it at the Montreal Meeting.
Keywords: chalcopyrite, Gunite, ore, rhyolite, stoping, Cost, Costs, Mine, Mines, mining, Ore, Ores
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