Mineral Resources of the United StatesU.S. Government Printing Office, 1883 |
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Página 8
... thickness of 26 feet . At Scranton , further to the southwest , the Coal Measures are 700 feet thick and contain eleven coal beds with an aggregate thickness of 72 feet . In the vicinity of Wilkes - Barre there are 1,000 feet of Coal ...
... thickness of 26 feet . At Scranton , further to the southwest , the Coal Measures are 700 feet thick and contain eleven coal beds with an aggregate thickness of 72 feet . In the vicinity of Wilkes - Barre there are 1,000 feet of Coal ...
Página 9
... thickness possibly a little greater than in the former basin . At one point in the Black Creek basin the Mammoth bed is between 60 and 90 feet thick over a large area , where the coal bed is quarried . The Lehigh basins , including the ...
... thickness possibly a little greater than in the former basin . At one point in the Black Creek basin the Mammoth bed is between 60 and 90 feet thick over a large area , where the coal bed is quarried . The Lehigh basins , including the ...
Página 10
... thickness of Coal Measures of 2,300 feet , which contain twenty - one coal beds with an ag- gregate thickness of 126 feet , although , as has been stated , one of the beds , the Mammoth , is 114 feet thick , a short distance east of ...
... thickness of Coal Measures of 2,300 feet , which contain twenty - one coal beds with an ag- gregate thickness of 126 feet , although , as has been stated , one of the beds , the Mammoth , is 114 feet thick , a short distance east of ...
Página 12
... thick . I have used 25 cubic feet in the above calculation , since that is the num-- ber generally accepted , and as the coal in the western part of the region is considered to be of lower specific gravity than in the eastern part ...
... thick . I have used 25 cubic feet in the above calculation , since that is the num-- ber generally accepted , and as the coal in the western part of the region is considered to be of lower specific gravity than in the eastern part ...
Página 37
... thick is reported in Sebastian county . The Spadra semi - anthracite is the only coal that is known in market to any extent , and an account of its location , etc. , will prove interesting : " This name is given to a deposit of semi ...
... thick is reported in Sebastian county . The Spadra semi - anthracite is the only coal that is known in market to any extent , and an account of its location , etc. , will prove interesting : " This name is given to a deposit of semi ...
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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...