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 pages |
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Page 17
... assay of tailings does not even show what percentage of silver the ores may contain , as some may be in the form of ... Assays of tailings carefully sampled : silver , $ 6.28 ; gold , $ 13.55 ; total , $ 18.83 . Silver , $ 6.28 ; gold ...
... assay of tailings does not even show what percentage of silver the ores may contain , as some may be in the form of ... Assays of tailings carefully sampled : silver , $ 6.28 ; gold , $ 13.55 ; total , $ 18.83 . Silver , $ 6.28 ; gold ...
Page 18
... assays ; and in nine cases out of ten every one will find he possesses more riches than he thought he had . Any other system of testing is unreliable . Pieces of rock can be had to assay more or less , as you want . To get at the value ...
... assays ; and in nine cases out of ten every one will find he possesses more riches than he thought he had . Any other system of testing is unreliable . Pieces of rock can be had to assay more or less , as you want . To get at the value ...
Page 34
... assay of tailings saved at the Rhode Island Mills , Nevada , by these sluices during a run of one week : Gold , $ 75.24 ; silver , $ 76.96 ; quicksilver , 250 pounds to the ton . One of the most important appliances in the economical ...
... assay of tailings saved at the Rhode Island Mills , Nevada , by these sluices during a run of one week : Gold , $ 75.24 ; silver , $ 76.96 ; quicksilver , 250 pounds to the ton . One of the most important appliances in the economical ...
Page 36
... Assay office , was 999-1,000 fine . We have now commenced on the " Lang Syne " ore , from a mine belonging to the " Great Central Mining Company of San Francisco , " the results of which speak more for your process , and the great ...
... Assay office , was 999-1,000 fine . We have now commenced on the " Lang Syne " ore , from a mine belonging to the " Great Central Mining Company of San Francisco , " the results of which speak more for your process , and the great ...
Page 101
... assay offices . It is well known that Chinamen lay aside all specimens that come into their hands , to take with them when they return to China , preferring the native gold to United States coinage . A number of lots in this city are ...
... assay offices . It is well known that Chinamen lay aside all specimens that come into their hands , to take with them when they return to China , preferring the native gold to United States coinage . A number of lots in this city are ...
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Common terms and phrases
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
Popular passages
Page 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.
Page 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.
Page 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.
Page 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...
Page 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...
Page 458 - An act granting the right of way to ditch and canal owners over the public lands, and for other purposes...
Page 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...
Page 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...
Page 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...
Page 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...