Show I I TUNNEL What the Bi Big Avenue Is Doing for Minin Mining in Colorado The announcement that the tunnel will be extended is of considerable interest to the numerous other ether tunnel enterprises in toe the Clear Creek canyon Colorado some of whIch give ghe promise of being profitable and important In the development of the resources of that see sec section tion says the Mining lining World The Newhouse tunnel is the pioneer of the tunnel enterprises the number of which is now legion and although It has lias not at the present time more than en entered entered the rich for which it was intended it has been profitable as a transportation enterprise Tue ne extension will tAke the tunnel through the exceed exceeding Ing rich district in which the veins have hae been proven to carry profitable values at d depth sufficient to justify the expectation that the tunnel will open up profitable territory through the whole of the extended course counte At the far end of the tunnel in Quartz lull there is the famous New California shaft which is 2210 feet deep the deepest shaft In Colorado except the Geyser shaft in Silver Cliff This shaft was in rich ore at the bottom and was Abandoned because the shaft followed the crooked vein and the e expense pense of hoisting ore and water was very great The bottom of this shaft Is somewhat below the level leyel of the tunnel Bet Between f en the pr present nt base of the tUnnel and this shaft is the importAnt belt of Gilpin county count which h a number of very profitable gold odes lodes and at one pla place e a series of zinc veins which it is expected will yield zinc when they can be worked largely Hugely through the tunnel The extension of the Newhouse tunnel will add greatly to the revenue producing ability of this enterprise and at the same time will undoubtedly increase reAse the out output output put of Gilpin county It is impossible to estimate the amount of ore which will be made available b by the extension or of the Newhouse tunnel but It is safe to say that it will render available as much more morp ore as has already been taken out of the county count |