Silver and Gold: an Account of the Mining and Metallurgical Industry of the United States: With Reference Chiefly to the Precious MetalsJ.B. Ford and Company, 1873 - 566 halaman |
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Halaman 9
... wide experience of American as well as European mining and metallurgy have been of the greatest assistance in my work . We were both in the field during a part of the year , and traveled about twenty thousand miles in the dis charge of ...
... wide experience of American as well as European mining and metallurgy have been of the greatest assistance in my work . We were both in the field during a part of the year , and traveled about twenty thousand miles in the dis charge of ...
Halaman 51
... wide . In these occur the quartz veins , the quartz occupying only a portion of the space , ( 3 to 9 feet , ) the balance being filled by an accompanying vein matter differing from the country rock , and not found outside of the fissure ...
... wide . In these occur the quartz veins , the quartz occupying only a portion of the space , ( 3 to 9 feet , ) the balance being filled by an accompanying vein matter differing from the country rock , and not found outside of the fissure ...
Halaman 53
... wide on the bottom , eight feet on the top , and four feet deep , with a fall or grade of from six to ten feet per mile , and will carry four or five thousand inches of water , delivering it at a height of over two hundred feet above ...
... wide on the bottom , eight feet on the top , and four feet deep , with a fall or grade of from six to ten feet per mile , and will carry four or five thousand inches of water , delivering it at a height of over two hundred feet above ...
Halaman 56
... wide of the mark . And our own work in this direction is by no means as yet complete . What the true theory is , therefore , it would be premature for me to attempt to develop here . But it is rapidly assuming shape in our minds , and ...
... wide of the mark . And our own work in this direction is by no means as yet complete . What the true theory is , therefore , it would be premature for me to attempt to develop here . But it is rapidly assuming shape in our minds , and ...
Halaman 61
... wide ; 8 feet of this vein - måtter is hard white quartz , and 6 feet are a mixture of soft slate and broken quartz , highly sulphureted . The foot - wall of the vein is greenstone and the hanging - wall slate . The average pay of this ...
... wide ; 8 feet of this vein - måtter is hard white quartz , and 6 feet are a mixture of soft slate and broken quartz , highly sulphureted . The foot - wall of the vein is greenstone and the hanging - wall slate . The average pay of this ...
Edisi yang lain - Lihat semua
Istilah dan frasa umum
50 feet amalgam amount antimony arrastra assay average Bannack base bullion bed-rock bullion Calaveras County California Cañon carbonate cent chemical claim coal commenced company's contains copper cost County course Creek Cupellation December deposits depth developed discovery district drift drill east El Dorado County engine erected Eureka expense extracted feet deep feet in length feet long feet wide furnace galena gangue gold Gold Hill gravel ground Gulch Hill hundred hydraulic inches incline iron labor lead ledge limestone located lode metal metallurgy miles mill miners Mining Company months nearly Nevada opened operations ounces owners placer mines pounds present Professor prospecting quantity quartz quartzite rich River rock San Francisco silver slag slate smelting smelting-works stamps stopes sulphurets sunk supply surface Table Mountain tailings thick tion tons Total tunnel Tuolumne County tuyeres Valley vein width yield
Bagian yang populer
Halaman 455 - States governing their possessory title, shall have the exclusive right of possession and enjoyment of all the surface included within the lines of their locations, and of all veins, lodes, and ledges throughout their entire depth, the top or apex of which lies inside of such surface lines extended downward vertically, although such veins, lodes, or ledges may so far depart from a perpendicular in their course downward as to extend outside the vertical side lines of such surface locations.
Halaman 454 - ... no location of a mining claim shall be made until the discovery of the vein or lode within the limits of the claim located.
Halaman 454 - No claim shall extend more than three hundred feet on each side of the middle of the vein at the surface, nor shall any claim be limited by any mining regulation to less than twenty-five feet on each side of the middle of the vein at the surface, except where adverse rights existing on the tenth day of May, eighteen hundred and seventytwo, render such limitation necessary.
Halaman 455 - May, eighteen hundred and seventy-two, and until a patent has been issued therefor, not less than one hundred dollars' worth of labor shall be performed or improvements made during each year. On all claims located prior to the tenth day of May, eighteen hundred and seventy-two, ten dollars...
Halaman 456 - Surveyor-General that five hundred dollars' worth of labor has been expended or improvements made upon the claim by himself or grantors; that the plat is correct, with such further description by such reference to natural objects or permanent monuments as shall identify the claim, and furnish an accurate description, to be incorporated in the patent. At the expiration of the sixty days of publication the claimant shall file his affidavit, showing that the plat and notice have been posted in a conspicuous...
Halaman 458 - An act granting the right of way to ditch and canal owners over the public lands, and for other purposes...
Halaman 457 - ... separate and different portions of the claim, each party may pay for his portion of the claim, with the proper fees, and file the certificate and description by the...
Halaman 458 - ... which does not include an application for the vein or lode claim shall be construed as a conclusive declaration that the claimant of the...
Halaman 456 - If no adverse claim shall have been filed with the register and the receiver of the proper land office at the expiration of the sixty days of publication, it shall be assumed that the applicant is entitled to a patent...
Halaman 454 - All valuable mineral deposits in lands belonging to the United States, both surveyed and unsurveyed, are hereby declared to be free and open to exploration and purchase...