Transactions of the American Institute of Mining, Metallurgical and Petroleum Engineers, Volume 18American Institute of Mining, Metallurgical, and Petroleum Engineers, American Institute of Mining Engineers The Institute, 1890 Some vols., 1920-1949, contain collections of papers according to subject. |
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acid albertite alloy aluminum amount anthracite asphalt assay average beds bitumen black tin blast borax button calorimeter carbon cassiterite cast cast-iron cent charcoal charge chute coal color Colorado Company containing copper crucible deflection deposits diameter district elastic elaterite engineers experiments feet flux fracture furnace fusion geological gold grammes gray porphyry Grms heat inches increase Iron Hill lead Leadville lime limestone lode lower magnetite mass melted metal method miles mineral mines nearly nitric acid obtained ore-bodies oxide paper percentage phosphorus pig-iron pipe plates porphyry portion potassium cyanide pounds powder present produced pure pyrites quantity quartz quartzite rails reduced river roasting rock sample sandstone schists shaft shown side silica silicon silver slag smelting solution specific gravity steel strata sulphate sulphide sulphur surface TABLE temperature tests thickness tion tons upper vein weight zinc
Passagens mais conhecidas
Página 801 - Mining claims upon veins or lodes of quartz or other rock in place bearing gold, silver, cinnabar, lead, tin, copper, or other valuable deposits, heretofore located, shall be governed as to length along the vein or lode by the customs, regulations, and laws in force at the date of their location.
Página 802 - ... 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.
Página 805 - 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...
Página 802 - No claim shall extend more than three hundred feet on each side of the middle of the vein at the surface...
Página 824 - 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.
Página 805 - ... so long as they comply with the laws of the United States, and with State, Territorial, and local regulations not in conflict with said laws of the United States governing their possessory title...
Página 805 - May, eighteen hundred and seventy-two, so long as they comply with the laws of the United States, and with State, Territorial and local regulations not in conflict with the laws of the United States...
Página 801 - A mining claim located after the tenth day of May, eighteen hundred and seventy-two, whether located by one or more persons, may equal, but shall not exceed, one thousand five hundred feet in length along the vein or lode ; but no location of a mining claim shall be made until the discovery of the vein or lode within the limits of the claim located.