Mineral Resources of the United States, Parte1U.S. Government Printing Office, 1914 |
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Página iii
... iron ore , by J. S. Diller .. 29 Gold , silver , copper , lead , and zinc in South Dakota and Wyoming , by C. W. Henderson ... Manganese and manganiferous ores , by D. F. Hewett . Recovery of ... Iron ore , pig iron , and steel , by III.
... iron ore , by J. S. Diller .. 29 Gold , silver , copper , lead , and zinc in South Dakota and Wyoming , by C. W. Henderson ... Manganese and manganiferous ores , by D. F. Hewett . Recovery of ... Iron ore , pig iron , and steel , by III.
Página xiv
... iron . The output in 1913 was 30,388,935 long tons , valued at $ 458,342,345 , and the marketed production of iron ore , as represented by the shipments in 1913 , was 59,643,098 tons , valued at $ 130,905,558 , the quantity of iron ore ...
... iron . The output in 1913 was 30,388,935 long tons , valued at $ 458,342,345 , and the marketed production of iron ore , as represented by the shipments in 1913 , was 59,643,098 tons , valued at $ 130,905,558 , the quantity of iron ore ...
Página xv
... iron - ore production to the originat- ing States the recoverable value of the metallic contents of the gold , silver , copper , lead , and zinc is given for the ores produced according to the States in which they are mined . With pig iron ...
... iron - ore production to the originat- ing States the recoverable value of the metallic contents of the gold , silver , copper , lead , and zinc is given for the ores produced according to the States in which they are mined . With pig iron ...
Página xvi
... Iron ore , clay products , stone Petroleum , coal , natural gas , zinc . Iron ore , copper , cement , salt .. Copper , gold , silver , lead . Montana .. Colorado .. Missouri . Lead , zinc , coal , clay products . Copper , silver , lead ...
... Iron ore , clay products , stone Petroleum , coal , natural gas , zinc . Iron ore , copper , cement , salt .. Copper , gold , silver , lead . Montana .. Colorado .. Missouri . Lead , zinc , coal , clay products . Copper , silver , lead ...
Página xviii
... iron , exception being noted for Michigan , second in importance as an iron - ore State , the value of whose total production decreased because , as previously stated , of the decrease in the production of copper , until 1913 the most ...
... iron , exception being noted for Michigan , second in importance as an iron - ore State , the value of whose total production decreased because , as previously stated , of the decrease in the production of copper , until 1913 the most ...
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Términos y frases comunes
alloys aluminum amounted antimony average value barrels bauxite bismuth brick bullion cent clay products coal Colorado compared concentrating plant copper County in 1913 Creek crude cyanide decrease deep mines deposits derived dredges feet furnaces galena galena concentrates geology gold and silver Hematite important included increase Joplin Lake Superior land lead and zinc lead concentrates lead-zinc lease lessees limestone lode long tons Magnetite manganese Michigan mill mineral products Mineral Resources Minnesota Missouri Nevada operated ounces of gold ounces of silver output oxide pig iron placer mines platinum pounds of copper pounds of lead principal producing mines production in 1913 production of gold pyrite Quan quarries recovered recovery reported rock shaft sheet ground shipments short tons smelters smelting sold or treated sphalerite sphalerite concentrates stone sulphide Survey Bull tity tonnage total value tungsten U. S. Geol United Utah Virginia yield zinc carbonate zinc concentrates zinc silicate
Pasajes populares
Página iv - Survey and the classification of the public lands and examination of the geological structure, mineral resources, and products of the national domain.
Página 606 - Provided, That on all importations of lead-bearing ores the duties shall be estimated at the port of entry, and a bond given in double the amount of such estimated duties for the transportation of the ores by common carriers bonded for the transportation of appraised or unappraised merchandise to properly equipped sampling or smelting establishments, whether designated as bonded warehouses or otherwise.
Página 581 - ... 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 customs officers, and the import entries shall be liquidated thereon, except in case of ores that shall be removed to a bonded warehouse to be refined for...
Página 606 - ... metals of home or foreign production: Provided, That the bonds shall be charged with...
Página 606 - That the works of manufacturers engaged in smelting or refining, or both, of ores and crude metals, may upon the giving of satisfactory bonds, be designated as bonded smelting warehouses. Ores or crude metals may be removed from the vessel or other vehicle in which imported, or from a bonded warehouse, into a bonded smelting warehouse without the payment of duties thereon, and there smelted or refined, or both, together with ores or crude metals...
Página 80 - Of these openings there are five or six, the "top," "middle," and "third" being the most prolific of ore. The "flats" and "pitches" common in the Wisconsin mines have been found in only one or two instances in Iowa. The crevices have an east-west trend and sometimes extend considerable distances, being mined at different places, in which case they are known as "ranges.
Página 581 - ... reexported or the regular duties paid thereon within six months from the date of the receipt of the ore. All labor performed and services rendered under these regulations shall be under the supervision of an officer of the customs, to be appointed by the Secretary of the Treasury, and at the expense of the manufacturer.
Página 221 - Northern districts. — The outlying districts in Gilpin County are the .Vermilion district, 4 miles northwest of Central City; Pine district, 7 miles northwest of Central City; Independence and Union districts, 9 miles north of Central City, embracing Perigo and Rollinsville, Lump Gulch, and Moon Gulch sections...
Página 581 - Provided further, That all labor performed and services rendered pursuant to this section shall be under the supervision of an officer of the customs, to be appointed by the Secretary of the Treasury...
Página 130 - CENTRAL AND SOUTHEAST MISSOURI. The ore deposits of central and southeast Missouri reach in a more or less connected belt from the region of Benton, Pettis, Morgan. Moniteau, Cole, and Miller counties on the northwest to the northern and eastern flanks of the St. Francis Mountains on the southeast. It is also true that there are scattered areas where more or less mining has been done all the way between the northwest end of this belt and the Joplin region, so that strictly speaking the lead and zinc...