Mineral Resources of the United StatesU.S. Government Printing Office, 1883 |
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Página xiii
... matte for 1882 was about $ 15,000 . The amount of cobalt oxide made was 11,653 pounds , worth $ 32,046 . Manganese . The production of manganese ore in 1882 was 3,500 gross tons , and the spot value at the mines , estimated at $ 15 per ...
... matte for 1882 was about $ 15,000 . The amount of cobalt oxide made was 11,653 pounds , worth $ 32,046 . Manganese . The production of manganese ore in 1882 was 3,500 gross tons , and the spot value at the mines , estimated at $ 15 per ...
Página xvi
... matte . Precious stones , uncut Asphaltum Corundum Pumice - stone Total ... $ 76,076 , 487 70 , 556 , 094 23 , 704 , 698 21,700,000 21 , 000 , 000 4,320 , 140 3,672 , 750 2,310,000 1 , 147 , 830 540,000 338,903 250,000 160,000 100,000 ...
... matte . Precious stones , uncut Asphaltum Corundum Pumice - stone Total ... $ 76,076 , 487 70 , 556 , 094 23 , 704 , 698 21,700,000 21 , 000 , 000 4,320 , 140 3,672 , 750 2,310,000 1 , 147 , 830 540,000 338,903 250,000 160,000 100,000 ...
Página 217
... mattes there . Sainte Genevieve furnished all of the Missouri prod- uct , while the bulk of the Maine returns must be credited to the Doug- lass and Rosier mines ; and of the Vermont returns , to the Ely mine . Almost all of the ...
... mattes there . Sainte Genevieve furnished all of the Missouri prod- uct , while the bulk of the Maine returns must be credited to the Doug- lass and Rosier mines ; and of the Vermont returns , to the Ely mine . Almost all of the ...
Página 224
... matte in reverberatory furnaces , cupola furnaces being used for certain classes of lump ores . The char- acter of the ores varies in the different mines . The ore from the Gagnon , from which the supplies of the smelter of the Boston ...
... matte in reverberatory furnaces , cupola furnaces being used for certain classes of lump ores . The char- acter of the ores varies in the different mines . The ore from the Gagnon , from which the supplies of the smelter of the Boston ...
Página 225
... matte running about 80 ounces of silver , goes for further treatment to the works of the Boston & Colorado Smelting Company ' at Argo , Colorado . The ore of the Colusa mine , worked by the Montana Copper Company , is purer ; but until ...
... matte running about 80 ounces of silver , goes for further treatment to the works of the Boston & Colorado Smelting Company ' at Argo , Colorado . The ore of the Colusa mine , worked by the Montana Copper Company , is purer ; but until ...
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Términos y frases comunes
alloy amount anthracite antimony average barrels beds bituminous coal bullion California carbon Carolina Carroll county cement cents per pound chalcopyrite charge clay coal field Coal Measures cobalt coke color Colorado Company containing copper cost creek crystals cupola deposits district eastern estimated exports extensive feet fire-clay flasks following table fuel furnace galena gems gold Grafton county Gross tons heat hematite important inches industry iron Jersey Lake lead lime limestone Limonite localities Madison county manganese manufacture marl matte metal miles mineral mines Missouri mountain Nevada nickel obtained occurs Ohio output oxide Pacific Pennsylvania phosphate plates present production pyrites quarries quartz quicksilver railroad refining region reported river roasting rock Saint salt San Francisco sandstone seams siliceous silver slag small quantities smelting solution South spelter steel stone sulphate sulphide sulphuric acid supply surface thick tion Total United valley vats vein Virginia West western York zinc
Pasajes populares
Página 785 - Articles the growth, produce, and manufacture of the United States, when returned after having been exported, without having been advanced in value or improved in condition by any process of manufacture or other means...
Página 778 - ... advanced in value or condition by refining or grinding, or by other process of manufacture, and not specially provided for in this act, ten per centum ad valorem.
Página 781 - ... shafting; pressed, sheared, or stamped shapes, not advanced in value or condition by any process or operation subsequent to the process of stamping; hammer molds or swaged steel; gun-barrel molds not in bars; alloys...
Página 782 - Old copper, fit only for remanufacture, clippings from new copper, and all composition metal of which copper is a component material of chief value, not specially provided for in this act, one cent per pound.
Página 781 - ... tools ; all descriptions and shapes of dry sand, loam, or iron-molded steel castings; sheets and plates and...
Página 779 - ... per square foot; above that, and not exceeding twenty-four by thirty inches square, one and one-fourth cents per square foot...
Página 786 - Philosophical and scientific apparatus, instruments and preparations ; statuary, casts of marble, bronze, alabaster, or plaster of Paris ; paintings, drawings, and etchings, specially imported in good faith for the use of any society or institution incorporated or established for religious, philosophical, educational, scientific, or literary purposes, or for encouragement of the fine arts, and not intended for sale.
Página 787 - ... shall be given under such rules and regulations as the Secretary of the Treasury may prescribe, for the payment of lawful duties which may accrue should any of the articles aforesaid be sold...
Página 786 - The same be specially imported, in good faith, for the use -of any society incorporated or established for philosophical, literary or religious purposes, or for the encouragement of the fine arts, or for the use or by the order of any college, academy, school, or seminary of learning in the United States...