The block or ground between levels is sometimes mined by underhand stoping (fig. [Please select]
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It takes a good deal of time and I am glad people can talk without stoping to spell. [Please select]
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[Illustration: LEACHING (CYANIDE) TANKS DISSOLVING THE GOLD FROM THE ROASTED ORE] [Illustration: STOPING OUT A TUNNEL] [Illustration: INTERIOR OF MILL] [Illustration: GOLD MINING] Gold is one of the most widely diffused of metals. [Please select]
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