Volume 199
Mining Branch 1954
Mining, Minerals Benefication, Coal, Industrial Minerals, Geology, Geophysics
Title Page
Foreword, Ralph E. Kirk
Contents

Mining

TITLE AUTHOR
Trackless Development of an Inclined Limestone Deposit R. W. Jenkins
Geophysical Discovery and Development of the Pima Mine, Pima County, Arizona. A Successful Exploration Project Robert E. Thurmond, Walter E. Heinrichs, Jr., and E. D. Spaulding
Manufacture of Tungsten Carbide Tipped Drill Steel T. A. O’Hara
Mather Mine Uses Pipeline Concrete in Underground Operations Harry C. Swanson
Block Caving Practice at the Jeffrey Mine H. H. Waller, D. L. Monroe, and D. P. R. Smyth
Drilling Practice in Swedish Mining Ingvar Janelid
Ground Water Control in Underground Mining R. C. Mahon
Rock Bolting in Metal Mines of the Northwest Lloyd Pollish and Robert N. Breckenridge
The NX Borehole Camera E. B. Burwell, Jr., and R. H. Nesbitt
Change to Rotary Blasthole Drilling in Limestone Increases Footage, Cuts Time, Saves Manpower D. T. Van Zandt
Relationship of Geology to Underground Mining Methods George B. Clark
Safety Factor Characteristic Curves. Then Application to Mine Hoisting Ropes W. A. Boyer
Discussion W. A. Boyer
Diamond Drilling Problems at Rhokana O. B. Bennett

Minerals Beneficiation

TITLE AUTHOR
Flotation Characteristics of Pyrrhotite with Xanthates C. S. Chang, Strathmore R. B. Cooke, and Iwao Iwasaki
Flotation Theory: Molecular Interactions Between Frothers and Collectors at Solid-Liquid-Air Interfaces J. Leja and J. H. Schulman
Manganese Upgrading at Three Kids Mine, Nevada S. J. McCarroll
Discussion S. J. McCarroll
A Physical Explanation of the Empirical Laws of Comminution D. R. Walker and M. C. Shaw
Discussion D. R. Walker and M. C. Shaw
Solid State Bonding in Iron Ore Pellets Strathmore R. B. Cooke and Robert E. Brand
Flotation of Oxidized Zinc Ores M. Rey, G. Sitia, P. Raffinot, and V. Formanek
Flotation and the Gibbs Adsorption Equation P. L. De Bruyn, J. Th. Overbeek, and R. Schuhmann
Discussion P. L. De Bruyn, J. Th. Overbeek, and R. Schuhmann
Evaluation of Sinter Testing E. H. Kinelski, H. A. Morrissey, and R. E. Powers
A Guide to the Proper Application of Classifiers H. W. Hitzrot
Milling Kentucky Fluorspar Tailings LeMont West and Robert R. Walden
The Liquid-Solid Cyclone as a Classifier In the Closed-Circuit Grinding of Concentrates F. M. Lewis and E. C. Johnson
Methods of Charging Rods and Balls into Grinding Mills Oscar Johnson
Properties of Nonmagnetic Taconites Affecting Concentration Donald W. Scott and Adam Wesner
Correlation Between Principal Parameters Affecting Mechanical Ball Wear R. T. Hukki
Application of Closed-Circuit TV to Conveyor and Mining Operations G. H. Wilson
Tumbling Mill Capacity and Power Consumption as Related to Mill Speed R. T. Hukki
Collection of Laboratory Dusts Benny Langston and Frank M. Stephens, Jr.
Rapid Estimation of Mill Product Purity by Transparency Measurement S. C. Sun, H. M. Fisher, and R. E. Snow
Substituted Starches in Amine Flotation of Iron Ore C. S. Chang
Adsorption of a Mercaptan on Zinc Minerals A. M. Gaudin and D. L. Harris
Analysis of Variables in Rod Milling Will Mitchell, Jr., C. L. Sollenberger, T. G. Kirkland, and B. H. Bergstrom
Operation of FluoSolids Roaster at Golden Cycle Howard R. Keil
Adsorption of Dodecylammonium Acetate on Hematite and Its Flotation Effect A. M. Gaudin and J. G. Morrow

Coal

TITLE AUTHOR
Hypothesis for Different Floatabilities of Coals, Carbons, and Hydrocarbon Minerals Shiou-Chuan Sun
The Federal Coal Mine Safety Act J. J. Forbes
Trends in Coal Utilization and Their Effect on Coal Marketing Carroll F. Hardy
Frontiers in Heat Extraction from the Combustion Gases of Coal Elmer R. Kaiser
Discussion Elmer R. Kaiser
Effects of Oxidation of Coals on Their Flotation Shiou-Chuan Sun
Exploration of the Oaxaca Coal Fields in Southern Mexico Luis Toron and Salvador Cortes-Obregon
Discussion Luis Toron and Salvador Cortes-Obregon
Safety in the Mechanical Mining of Coal W. J. Schuster
Longwall Mining and Mechanization, with Special Reference to Nova Scotia Frank Doxey
Discussion Frank Doxey
Oil Spraying at the Georgetown Preparation Plant A. F. Meger
Productivity in Mining Pitching Seams of the Canadian Rockies H. Wilton Clark
Underground Electrocarbonization of Coal and Related Hydrocarbons T. C. Cheasley, J. D. Forrester, and Erich Sarapuu
Discussion T. C. Cheasley, J. D. Forrester, and Erich Sarapuu
Evaluating the Performance of a Cleaning Unit J. Visman
Improvements in Plant and Operations at Pueblo Coal Washery J. D. Price and W. M. Bertholf

Industrial Minerals

TITLE AUTHOR
Trackless Development of an Inclined Limestone Deposit R. W. Jenkins
Commercial Synthesis of Star Sapphires and Star Rubies Clifford Frondel
American Potash & Chemical Corp. Main Plant Cycle M. L. Leonardi
New Techniques for Evaluating Natural Corundum Ores Howard F. Carl, Howard W. Jaffe, and Arthur Hockman
Suspension Preheating of Dry Pulverized Materials G. K. Engelhart
Leasing of Government Potash Lands H. I. Smith
Latest Practice in Burning Cement and Lime in Europe O. G. Lellep
Activation Energies for the Decomposition of Limestone, Dolomitic Limestone, and Dolomite J. H. Wernick
Characteristics of Titaniferous Concentrates L. E. Lynd, H. Sicurdson, C. H. North, and W. W. Anderson
Discussion L. E. Lynd, H. Sicurdson, C. H. North, and W. W. Anderson
Lithium-Northeast Brazil Is Potential Source W. B. Mather
Phosphate Rock as an Economic Source of Fluorine W. L. Hill and K. D. Jacob
Natural Abrasives in Canada T. H. Janes

Geology

TITLE AUTHOR
Genetic Relations Between Granites, Porphyries, and Associated Copper Deposits Reno H. Sales
Sedimentary Rocks at Cananea, Sonora, Mexico, and Tentative Correlation with the Sections at Bisbee and the Swisshelm Mountains, Arizona Roland B. Mulchay and J. Ruben Velasco
The NX Borehole Camera E. B. Burwell, Jr., and R. H. Nesbit
Origin of Uranium Deposits. A Progress Report D. L. Everhart
Development and Construction of a Ground-Water Supply Owen F. Jensen, Jr.
Structure and Mineralization at Silver Bell, Ariz. Kenyon Richard and James H. Courtright
Magnetic Attraction of Stacked Drill Rods John L. Baum

Geophysics

TITLE AUTHOR
Copper Soil Anomalies in the Boundary District of British Columbia W. H. White and T. M. Allen
Gravity Surveys for Residual Barite Deposits in Missouri P. Uhley and LeRoy Scharon
Testing for Copper and Zinc in Canadian Glacial Soils C. T. Bischoff
The Brown Iron Ore Resources of Missouri Edward L. Clark and Garrett A. Muilenburg
Botanical Methods of Prospecting for Uranium Helen L. Cannon
Depth Determinations by Electrical Resistivity Harold M. Mooney
Near-Surface Hydrocarbons and Petroleum Accumulation at Depth Leo Horvitz
Effect of a Variable Surface Layer on Apparent Resistivity Data Harold M. Mooney

Discussion of Papers Published Prior to 1954

TITLE AUTHOR
Discussion of Papers Published Prior to 1954  
The Use of Wooden Rock Bolts in the Day Mines (1953) 196, P. 922 Rollin Farmin and Carville E. Sparks
An Analysis of Mine Opening Failure by Means of Models (1953) 196, P. 705 Bernard York and John J. Reed
Cleaning Various Coals in a Drum-Type Dense-Medium Pilot Plant (1953) 196, p. 696 M. R. Greer, W. A. Olds, and H. F. Yancey
Alkali Reactivity of Natural Aggregates in Western United States (1953) 196, p. 991 William Y. Holland and Roger H. Cook

Extractive Metallurgy

As many members of the Mining Branch are interested in the papers of the Extractive Metallurgy Division, the titles of the papers published for that Division in 1954 are listed below. These papers, and discussion, appear in Transactions (1954) 200. Metals Branch.
TITLE AUTHOR
Theoretical Analysis of Diffusion of Solutes During the Solidification of Alloys C. Wagner
Copper Converting Practice at American Smelting and Refining Company Plants (With Discussion) F. W. Archibald
Mechanism and Rate-Controlling Factors in the Dissolution of Gold in Cyanide Solution V. Kudryk and H. H. Kellogg
Reverberatory Furnace Practice at Noranda J. N. Anderson
Desilverizing of Lead Bullion T. R. A. Davey
Roasting Metallic Sulphides in a Fluid Column H. M. Cyr, C. W. Siller, and T. F. Steel
Equilibrium Pressure Measurements Above ZnS from 680 to 825°C C. Law McCabe
Methods for Separating Rare-Earth Elements in Quantity as Developed at Iowa State College F. H. Spedding and J. E. Powell
Fundamentals of Mixing and Agitation with Applications to Extractive Metallurgy J. H. Rushton and L. H. Mahony
Thoughts on Lead Blast-Furnace Smelting (With Discussion) L. B. Haney and J. B. Hopkins
Ionic Nature of Liquid Iron-Silicate Slags M. T. Simnad, G. Derge, and I. George
Developments in the Carbonate Processing of Uranium Ores F. A. Forward and J. Halpern

INDEX

TITLE AUTHOR
Index