Nevada And California Processes of Silver And Gold Extraction
Nevada And California Processes of Silver And Gold Extraction
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The most proper and time-saving way, in dis- charging the pans where a constant stream of clear water can be obtained, is the use of one or two general agitators, six or eight feet in diameter, in which the tailings are discharged, leaving the quicksilver with a part of the ore always in the pan. The tailings are not diluted, unless the stuff is too thick. In this case some water may be introduced into the pan before discharg- ing, but not so much as to allow a separation of slime and fine sand.... From the agitator the tailings run off in a small stream (three-eighths of an inch thick) into a five- foot pan in which a continual stream (an inch in diameter) of clear water flows, as described in Sec. 27. This strong dilution under a constant stream permits a very close separation of amalgam which unites with the quicksilver in the pan. Such pans are of better service, when the continual discharge is arranged in the centre like Knox's pans, because the motion of the muller (fifteen 80 PKOCESSES OF SILVER AND GOLD EXTRACTION.
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To quickly assess the difficulty of the text, read a short excerpt:
The most proper and time-saving way, in dis- charging the pans where a constant stream of clear water can be obtained, is the use of one or two general agitators, six or eight feet in diameter, in which the tailings are discharged, leaving the quicksilver with a part of the ore always in the pan. The tailings are not diluted, unless the stuff is too thick. In this case some water may be introduced into the pan before discharg- ing, but not so much as to allow a separation of slime and fine sand.... From the agitator the tailings run off in a small stream (three-eighths of an inch thick) into a five- foot pan in which a continual stream (an inch in diameter) of clear water flows, as described in Sec. 27. This strong dilution under a constant stream permits a very close separation of amalgam which unites with the quicksilver in the pan. Such pans are of better service, when the continual discharge is arranged in the centre like Knox's pans, because the motion of the muller (fifteen 80 PKOCESSES OF SILVER AND GOLD EXTRACTION.
What to read after Nevada And California Processes of Silver And Gold Extraction?
You can find similar books in the "Read Also" column, or choose other free books by G Guido Kstel to read onlineMoreLess
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