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Special Supplement: Mining Education Today
How Mining Engineers Will Fare in 1977 Mining Education- The State of the Discipline Coal Mining Technologists are a New Force in the Labor Pool Trained Manpower Provided by Mining Technology
Jan 1, 1977
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Getting The Foreign Workman's Viewpoint
By Prince Lazarovich, Hrebelianovich
I WAS asked by the chairman of one of the Sessions on Employment Problems to talk about the viewpoint of the foreign workingman. I am not a workingman. I have never done what a work-hand might call an
Jan 4, 1918
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18. Geology of the Pea Ridge Iron Ore Body
By John A. Emery
The Pea Ridge iron ore deposit near Sullivan, Missouri, is a dike-like mass of magnetite enclosed in Precambrian porphyries. The ore body tops at the Precambrian surface at a depth of 1300 feet below
Jan 1, 1968
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Monazite and Monazite-Mining in the Carolinas
By Joseph Hyde Pratt, Douglas B. Sterrett, CHAPEL HILL
I. DESCRIPTION. MONAZITE is one of the minerals which, for a long time, was considered rather rare in its occurrence, but, upon a commercial demand arising for it, prospectors and engineers soon loca
Jun 1, 1909
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Discussions - Of Mr. Gayley's Paper on The Application of Dry-Air Blast to the Manufacture of Iron, published under the title of Blast-Furnace Practice (see Trans., xxxv., 746; also p. 315 of the present volume)
A Discussion of the papers of James Gayley, on "The Application of Dry-Air Blast to the Manufacture of Iron" (see Trans., XXXV., 746, 1022, also pp. 315 and 745 of the present volume, and of J. E. Joh
Jan 1, 1906
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Part VIII - Communications - Liquidus Boundaries in the Bismuth Corner of the Bi-Zn-Au and Bi-Zn-Cu Systems
By R. D. Pehlke, J. V. Gluck
AS a portion of a general study of liquid-metal thermodynamics, high-temperature galvanic cells were used to study the effect of added dilute solutes on the activity of zinc in dilute solution with mo
Jan 1, 1967
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Blast-Furnace Practice
By Chas. B. Dudley
A Discussion of the papers of Mr. James Gayley, on "The Application of the Dry-Air Blast to the Manufacture of Iron," and of Mr. J. E. Johnson, Jr., on "The Physical Action of the Blast-Furnace," by M
Sep 1, 1905
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23. Geology of the Iron Ores of the Lake Superior Region in the United States
By Ralph W. Marsden
The natural iron ores of the Lake Superior Region in the United States are being replaced by iron-ore concentrates produced from magnetite- or hematite-rich horizons in the Precambrian cherty iron for
Jan 1, 1968
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Use of Aerial Photographs in Geologic Mapping (c055163f-3c2d-4acb-af20-1d9e9e080174)
By Walter Loel
THE application of aerial photographs to all phases of geologic mapping is set forth, indicating the advantages to be gained in different types of country and under varying climatic conditions. Method
Jan 1, 1938
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A Homemade Portable Assay Furnace
By James P. Sloss
A PERMANENT assay office is commonly established as part of the general plant equipment of operating gold and silver properties, but during the development stage of a mine, the cost of such an office
Jan 1, 1935
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The Wilfley Table
By Robert H. Richards
Tuns truly remarkable machine was built on a preliminary scale in May, 1895. The first full-sized table was built by Mr. A. R. Wilfley, and was used in his own mill in Kokomo in May, 1896. The first t
Jul 1, 1907
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Shaft Sinking at Texas Salt Mines
By M. TAYLOR
AT Grand Saline, some 65 miles east of Dallas, the Morton Salt Co. of Chicago has for some years operated a brine pumping and evaporation plant on a salt dome. They recently drilled trial holes to obt
Jan 1, 1930
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Three-Product Flotation at the Britannia, B. C., Mill ? Copper, Zinc, and Iron Are Separated from Low-grade Ore
By H. A. Pearse
NORMALLY, the Britannia ore mixture contains chalcopyrite and pyrite as the chief sulfide minerals, together with minor amounts of gold and silver and a low zinc content. Reduction is accomplished by
Jan 1, 1934
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Louis Davidson Ricketts, President
The following record of the important responsibilities already shouldered by Dr. Ricketts will give some indication of the trust and confidence reposed in him by his colleagues. The Institute is to be
Jan 3, 1916
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Potash - An Industry Building For A Growing Market
By Paul C. Merritt
Samuel Hopkins, an 18th century inventor from Philadelphia, has been little noted nor long remembered by History, but it was he who on July 31, 1790, obtained what no other man can ever achieve -the f
Jan 10, 1966
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Modernizing the World's Largest Lead Smelter
By A. B. Parsons
LAST YEAR (1934) saw the completion of a ten-year program of reconstruction and modernization of the world's largest lead- smelting plant, that of the ' Broken Hill Associated Smelters Propr
Jan 1, 1935
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78. New Idria Mining District
By Robert K. Linn
The New ldria Mining District is in the southern part of the Diablo mountains of the California Coast Range, 140 miles southeast of San Francisco. The district, noted primarily for quicksilver, also h
Jan 1, 1968
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Chicago, Ill Paper - Discussion of Mr. P. G. Salorn's Paper on "Physical and Chemical Tests of Steel for Boiler and Ship-Plate for the United States Government Cruisers,"
William Kent, New York City: I regret that I have not had the time since the Cincinnati meeting to make as complete a study of Mr. Salom's paper as I wished. I regard it as one of the most import
Jan 1, 1885
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Institute of Metals Division - The Fracture Behavior of Silver Chloride-Alumina Composites (with Appendix by K. H. Olsen)
By C. H. Li, R. J. Stokes, T. L. Johnson
The effect of alumina particles on the nucleation and growth of cracks through a silver- chloride matrzx has been investigated. It has been found possible to promote fibrous cracking in dispersion-str
Jan 1, 1962
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Ore Haulage
By S. F., French
IN reviewing the design of the ore haulage system for the Morenci project, the reader should bear in mind that the railroad and its equpiment cannot be considered as an independent railroad provided o
Jan 1, 1942