The oasis., 1898-12-10

so ago, l was requested to go down and start the mill ] found centri. fugal crusner, coarse and line rolls eight jlgs, 5-foOt Huntington mill to crush Jig tailings, three hydraulic sizers, and three vanners. 1 found one revolving screen short. 1 put in homemade pump screen in place Of the short screen. l found water for siZers taken from small stand pipe, which supplied balance of mill, from which boiler feed pump when running would reduce pressure ODe-half. l built extra tank for sizers. cut of one sizer, and started upon S7 50 ore, cost lng S2 per ton to haul from nine to mill, with general manager at $500 per month, secretary $500 per month, superintendent of mine $500 per month, perintendent of mill S3OO per month, bDok-keeDer S200 per month, foreman of mill aud of mine in proportion, dinner every Sunday, with champagne, all costing not less than 80 per plate. 1 remOnstrated with manager in regard to the value of the ore sent to the mill; was told that 1t was a stock proposition, and that it was necessary thal the mill be kept running, if on waste. My ad' vice was asked as to cyanide method of working concentrates on the ground. advised against it, as the concentrates carried from to 5 per cent copper 1 advised dead roast and barrel chlorination process with chloride of lime and sulphuric acid in' stead. received my check and left for home. Since then the cyanide process has been installed; the mine and the mill are now shut down, and property that would pay from s2,500 to S3,000 per month is now lying idle.
 -Four years or so ago l was offered the superintendency of a mine, 0per. ated by English capital, near Bacoa chi, Sonora, Mexico. A l0-stamp mill was ready to be shipped from Chicago and the money to pay for same wal deposited in a Chicago bank, awaiting telegram from the general manager to be paid when the mill would be shipped. Samples of the ore submit ted to me gave 1000 ounces and up wards in silyer-yery much upwards too, and entirely unsuited to the mill contemplated ad 7ised the mana ger to withhold the telegram until we had seen the mine. l found d streak of ore averaging 2.000 ounces per ton, from I inch to inches in width. advised careful extraction methods sorting, etc. and shipment Of product to shelter. The result of two years work on those lines. s3OG00 prodt tc the company, mine abandoned and al least S20 GOO saved by not erecting a mill
 Some two years ago was sent f0l to sample silver niue. and to advise in regard to method Of working th, ore. 1 found the finest little silver mine to be found d pywhere, thorough ly developed and opened up to deptl of 400 feet. The mine was opened uI by three tunnels, driven on the ledge three ore chutes from the surface t( the bottom, running from 300 ounce: to 5000 ounces per ton; and between the ore chutes. what in any other mines would be waste, is ore of aI average value of 5l ounces per ton Average width of ore. 10 inches advised shipment cf ore tu furnace as has ben and is being done, anC roasting and chlcrinatiun, aud either amalgqmation or teaching of the fur mace product, as the owner saw fit The owner weut tn buy the necessary machinery and fell intu the hands of we will say, PhillistineS, who induced him to put up ten-stamp mill, wet crushing mill, with tanks, pans anc and settlers. Started mill with de signer and constructor in charge Result; Less than l per cent saved