Mineral Resources of the United States, Part 2

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U.S. Government Printing Office, 1912 - Mineral industries
 

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Page 854 - These subjects are therefore treated here only in briefest outline, and the reader is referred to the bibliography at the end of this chapter for more complete data.
Page 501 - Portland cement is the product obtained by finely pulverizing clinker produced by calcining to incipient fusion an intimate and properly proportioned mixture of argillaceous and calcareous materials, with no additions subsequent to calcination excepting water and calcined or uncalcined gypsum.
Page 504 - Significance. — The object of this test is to determine the time which elapses from the moment water is added until the paste ceases to be fluid and plastic (called the "initial set"), and also the time required for it to acquire a certain degree of hardness (called the "final
Page 29 - No. 185, which may be obtained on application to the Director of the United States Geological Survey, Washington, DC...
Page 189 - Loaded at mines for shipment Sold to local trade and used by employees Used at mines for steam and heat...
Page 373 - Year. Jan. Feb. Mar. Apr. May. Jane. July. Aug. Sept. Oct. Nov. Dec. Total.
Page 145 - The statistics of production during the last five years, with the distribution of the product for consumption, are shown in the following table: Distribution of the coal product of Maryland, 1907-1911, in short tons.
Page 498 - IN CANADA. According to the preliminary report on the mineral production of Canada during the calendar year 1911...
Page 479 - Harris, GD Oil and gas in Louisiana, with a brief summary of their occurrence in adjacent states.
Page 72 - The exports consist of anthracite and bituminous coal, the quantity of bituminous being the greater in the last few years. They are made principally by rail over the international bridges and by lake and sea to the Canadian provinces: Exports are also made by sea to the West Indies, to Central and South America, and elsewhere. The imports are principally from Australia and British Columbia to San Francisco, from Great Britain to the Atlantic and Pacific coasts, and from Nova Scotia to Atlantic coast...

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