Silver and Gold: An Account of the Mining and Metallurgical Industry of the United States, with Reference Chiefly to the Precious MetalsJ. B. Ford, 1873 - 566 halaman |
Dari dalam buku
Hasil 1-5 dari 79
Halaman 5
... silver ores by fusion 410 XII . The amalgamation of gold ores .... 422 XIII . The amalgamation of silver ores in pans with the aid of chem- icals .... 427 XIV . The treatment of ores of native silver in Chihuahua . XV . The reduction of ...
... silver ores by fusion 410 XII . The amalgamation of gold ores .... 422 XIII . The amalgamation of silver ores in pans with the aid of chem- icals .... 427 XIV . The treatment of ores of native silver in Chihuahua . XV . The reduction of ...
Halaman 16
... silver , that a higher percentage of silver is more readily obtained by the known system of working for silver than the percentage of gold by its most advanced system , showing that gold milling is far behind silver working , although ...
... silver , that a higher percentage of silver is more readily obtained by the known system of working for silver than the percentage of gold by its most advanced system , showing that gold milling is far behind silver working , although ...
Halaman 17
... silver in all of our California ores ; and I will also remark that the assay of tailings does not even show what percentage of silver the ores may contain , as some may be in the form of chlorides which move off in the water . But to ...
... silver in all of our California ores ; and I will also remark that the assay of tailings does not even show what percentage of silver the ores may contain , as some may be in the form of chlorides which move off in the water . But to ...
Halaman 18
... silver associated with the gold - bearing quartz : That there has been still too great a wastage of precious metal , all admit ; not only is this in our gold in gold mining , but in the silver associated with the gold . This fact is not ...
... silver associated with the gold - bearing quartz : That there has been still too great a wastage of precious metal , all admit ; not only is this in our gold in gold mining , but in the silver associated with the gold . This fact is not ...
Halaman 92
... Silver Sprout , " are about 300 feet apart , parallel to each other and to the crest of the mountain . They cut through and across three ridges which extend down the side of the mountain . This gives the best possible position for ...
... Silver Sprout , " are about 300 feet apart , parallel to each other and to the crest of the mountain . They cut through and across three ridges which extend down the side of the mountain . This gives the best possible position for ...
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 district ditch 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 - ... upon a failure to comply with these conditions, the claim or mine upon which such failure occurred shall be open to relocation in the same manner as if no location of the same had ever been made, provided that the original locators, their heirs, assigns, or legal representatives, have not resumed work upon the claim after failure and before such location.
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 seventy-two, render such limitation necessary.
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, and the lands in which they are found to occupation and purchase, by citizens of the United States...
Halaman 456 - That where an adverse claim is filed during the period of publication it shall be upon oath of the person or persons making the same, and shall show the nature, boundaries, and extent of such adverse claim...
Halaman 456 - States 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 (Jie patent.
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 456 - ... it shall be assumed that the applicant is entitled to a patent; upon the payment to the proper officer of five dollars per acre, and that no adverse claim exists; and thereafter no objection from third parties to the issuance of a patent shall be heard, except it be shown that the applicant has failed to comply with the terms of this chapter.
Halaman 458 - ... the applicants, and they shall be at liberty to obtain the same at the most reasonable rates, and they shall also be at liberty to employ any United States Deputy Surveyor to make the survey. The Commissioner of the General Land-office shall also have power to establish the maximum charges for surveys and publication of notices under this Act; and in case of excessive...
Halaman 455 - All records of mining claims hereafter made shall contain the name or names of the locators, the date of the location, and such a description of the claim or claims located by reference to some natural object or permanent monument as will identify the claim.
Halaman 455 - But their right of possession to such outside parts of such veins or ledges shall be confined to such portions thereof as lie between vertical planes drawn downward as above described, through the end lines of their locations, so continued in their own direction that such planes will intersect such exterior parts of such veins or ledges.