Congressional Serial SetU.S. Government Printing Office, 1911 Reports, Documents, and Journals of the U.S. Senate and House of Representatives. |
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Página 124
... siliceous and mixed ores ; there was a decrease of 802,400 ounces noted from Idaho from all classes of ore ; and a decrease of 376,400 ounces from Arizona from dry or siliceous ores . In each of the other States increased or decreased ...
... siliceous and mixed ores ; there was a decrease of 802,400 ounces noted from Idaho from all classes of ore ; and a decrease of 376,400 ounces from Arizona from dry or siliceous ores . In each of the other States increased or decreased ...
Página 131
... siliceous ores from $ 3,357,335 in 1908 to $ 4,117,440 in 1909 , and of gold from placers from $ 15,888,000 in 1908 ... siliceous gold ores and 22,549 ounces were derived from the smelting of Alaskan copper ores . The increase in silver ...
... siliceous ores from $ 3,357,335 in 1908 to $ 4,117,440 in 1909 , and of gold from placers from $ 15,888,000 in 1908 ... siliceous gold ores and 22,549 ounces were derived from the smelting of Alaskan copper ores . The increase in silver ...
Página 132
... siliceous ore , 293,680 ounces ; and from lead ore , 198,896 ounces . Yavapai County ranked next in silver output , producing 578,580 ounces in 1909 , of which 483,820 ounces came from copper ores . Pima and Gila Counties followed in ...
... siliceous ore , 293,680 ounces ; and from lead ore , 198,896 ounces . Yavapai County ranked next in silver output , producing 578,580 ounces in 1909 , of which 483,820 ounces came from copper ores . Pima and Gila Counties followed in ...
Página 133
siliceous ( mainly gold - quartz ) ores were recovered 456,826 fine ounces . Copper ores yielded 1,539,665 fine ounces of silver and lead ores 60,795 fine ounces . Production of silver decreased from placers and siliceous ores and ...
siliceous ( mainly gold - quartz ) ores were recovered 456,826 fine ounces . Copper ores yielded 1,539,665 fine ounces of silver and lead ores 60,795 fine ounces . Production of silver decreased from placers and siliceous ores and ...
Página 134
... Siliceous or dry ores yielded 5,716,373 fine ounces of silver in 1909 , or 64.2 per cent of the total production ; lead ores , 1,127,589 ounces , or 12.7 per cent ; copper ores , 1,058,894 ounces , or 11.9 per cent ; lead - zinc ores ...
... Siliceous or dry ores yielded 5,716,373 fine ounces of silver in 1909 , or 64.2 per cent of the total production ; lead ores , 1,127,589 ounces , or 12.7 per cent ; copper ores , 1,058,894 ounces , or 11.9 per cent ; lead - zinc ores ...
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Términos y frases comunes
Alaska antimony Arizona assay average value base bullion bauxite California Carolina cents per pound Colorado compared concentration mill consumption containing Copper Company copper-lead County in 1909 Creek crude cyanide decrease deep mines deposits district in 1909 district.-The domestic dredges exports feet fine ounces foreign furnaces Geological Survey gold and silver gold production Idaho imports increase Lake Superior lead concentrates long tons manganese manganiferous matte Mexico Michigan Mineral mines produced Mining Company Missouri Montana Nevada Nye County operated ounces of gold ounces of silver oxide pig iron placer gold placer mines plant pounds in 1908 pounds of copper pounds of lead produced in 1909 production of gold Quan Quantity quartz recovered reported shaft shipments shipped to smelters short tons siliceous silver production smelters smelting sold or treated sphalerite spiegeleisen tity tonnage tons of concentrates total production total value U. S. Geol Utah Virginia yield zinc oxide
Pasajes populares
Página 59 - Newfoundland into this country during the year 1907; whilst, according to the statistics published by the Bureau of Statistics of the Department of Commerce...
Página 122 - DISTRIBUTION, BY PRODUCING STATES AND TERRITORIES, OF THE PRODUCT OF GOLD AND SILVER IN THE UNITED STATES FOR THE CALENDAR YEAR, 1905.
Página 215 - Minerals, crude, or not advanced in value or condition by refining or grinding, or by other process of manufacture, not specially provided for in this Act.
Página 501 - ... shafts and by drilling. The ore deposits occur in the Galena dolomite and in the upper part of the Platteville limestone, both of Ordovician age. The ores are galena, smithsonite, and sphalerite, though the two latter are much less common now than formerly, when the deposits worked were mostly shallow and above water level. In early years the galena ores only were mined and the ore was taken from shallow pockets in quantities ranging from a few tons to several thousand.
Página 599 - ... foreign countries to the United States furnished by consuls, and the annual report laid before Congress entitled "Commercial Relations of the United States." Prior to July 1, 1903, these reports were published by the Bureau of Foreign Commerce of the Department of State. This duty was transferred to the Bureau of Statistics of the Department of Commerce and Labor by the act of February 14, 1903, creating that Department. STEAMBOAT-INSPECTION SERVICE. The Steamboat-Inspection Service is charged...
Página 195 - ... bonded warehouses or otherwise. On the arrival of the ores at such establishments they shall be sampled according to commercial methods under the supervision of Government officers, who shall be stationed at such establishments, and who shall submit the samples thus obtained to a Government assayer, designated by the Secretary of the Treasury, who shall make a proper assay of the sample, and report the result to the proper...
Página 191 - ... which are expressed in the same terms as those in which they were imported. The lead imported for consumption may be actually used in this country, or it may be manufactured into articles which are exported, in which case the manufacturer is entitled to the benefit of a drawback of 99 per cent of the duties paid. In the table below, showing foreign...
Página 503 - The lead and zinc deposits of Iowa extend along Mississippi River for nearly 80 miles in Dubuque, Clayton, and Allamakee counties. They are found in the Galena dolomite, of Ordovician age. In early days the Dubuque mines were the most important source of lead in the United States, and in later years the mines, especially those in the vicinity of Durango, yielded considerable quantities of zinc carbonate ore.
Página 195 - ... merchandise to properly equipped sampling or smelting establishments, whether designated as bonded warehouses or otherwise. On the arrival of the ores at such establishments they shall be sampled according to commercial methods under the supervision of Government officers, who shall be stationed at such...
Página 556 - IMPORTS AND EXPORTS. • According to returns from the Bureau of Statistics, of the Department of Commerce and Labor, the imports of quicksilver into the United States in 1909 remained at practically the insignificant figures of 1908.