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Show "IT Experiments j Drawing Interests Providing the "mechanical gold panner" that is now in experimental operation at the University of L'tah ore dressing station proves practical, gold mining in this manner will be able to compete successfully with the flotation and cynidcation processes now in use, according to Professor R. I.. Kidd, who is in charge of the experiment. Tile machine, which has been placed at the disposal of the university univer-sity for experimental purposes by the Snyder mining interests, has already al-ready proven practical in the ei'trac-t'on ei'trac-t'on of flour gold from placer sands. It works on the principal of a combination com-bination sluice box and amalgamator, in which a mercury bath is used to concentrate the gold in the place of common mercury plates. Tha- present machine is callable of s-eparat'ng 50 yards of gold gravel from the gold ore in. eight hours, uirg 70 gallons of water per minute while in operation. opera-tion. The machine is tire invent'on of a Utah man; C. P. Bird, who has be-on operating it successfully in placer deposits de-posits on the Colorado and Snake rivers for the past two years. |