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  • NIOSH
    RI 6234 Statistical Analysis Of Diamond-Drill Sample Data From The Cebolla Creek Titaniferous Iron Deposit, Gunnison County, Colo.

    By R. D. Berkenkotter

    Titanium and iron assays obtained from cores of three diamond-drill holes from the Cebolla Creek titaniferous iron deposit were evaluated by statistical techniques to obtain information concerning the

    Jan 1, 1963

  • AUSIMM
    The Treatment of the Auriferous Sulphide Ores of Kalgoorlie

    As requested by my fellow members I shall endeavour to read a paper on the Treatment of the Auriferous Sulphide Ores of Kalgoorlie from a metallurgical standpoint. Before going into the subject it wil

    Jan 1, 1901

  • NIOSH
    RI 8109 Hydrochloric Acid Digestion and Solvent Extraction of Western Phosphates

    By Joan T. May

    The Bureau of Mines conducted laboratory tests to evaluate the production of high-purity H3P04 by HCl digestion and solvent extraction. Both batch and bench-scale continuous tests were made. Western p

    Jan 1, 1976

  • CIM
    The activation of magnesia in serpentine by calcination and the chemical utilization of asbestos tailings-a review

    By R. Le Houillier, M. Nagamori, A. J. Plumpton

    "Asbestos tailings are a typical serpentine, hydrated magnesium silicate, consisting primarily of antigorite and a few per cent of unrecovered fibrous chrysotile. Serpentine has unique thermal propert

    Jan 1, 1980

  • AUSIMM
    The Estimation of Gold and Tin Alluvials in Malaya

    The presence of gold or tin in a particular place in payable quantities may be suspected from geological and prospE;cting reports. It behoves the engineer by judiciously spaced boreholes or pits to es

    Jan 1, 1942

  • DFI
    Large Diameter Shafts - Youghiogheny Reservoir Bridge

    By Paul J. Lewis

    Estimation of the axial side shear resistance of drilled shaft rock sockets is directly related to the unconfined compressive strength of the bedrock. Commonly, the mean unconfined compressive strengt

    Jan 1, 2005

  • IOM3
    Cu-Ni-PGE mineralization hosted by bonitic gabbro, central Norwegian Caledonides: character and tectonic setting

    By T Grenne, R. B. Larsen

    Paper presented at the conference on Economic geology in Europe and beyond II, models for mineral deposits in sedimentary basins, held in Keyworth, UK, 13-14 April 1994. Paper originally entitled: Pro

    Aug 1, 1995

  • AUSIMM
    Pulverizing Goals

    Brief descriptions of several types of unit pulverizeI' are given and the functioning of the components that crush, carry, dry and classify the coal is considered. A distinction is drawn between

    Jan 1, 1957

  • CIM
    Ore pass database: Quebec underground metal mines

    By J. -F. Lessard

    Most underground mines rely on ore pass systems to ensure the transport of ore and waste. The design and operation of ore pass systems often rely on past experience, which is often anecdotal and at ti

    Jan 1, 2006

  • SME
    Managing Geologic Uncertainty in Pit Shell Optimization Using a Heuristic Algorithm and Stochastic Dominance Mining, Metallurgy and Exploration (444ce330-9c49-45a1-9758-2c54438ceb81)

    By · J. B. Boisvert, O. Leuangthong, T. Acorn

    Optimizing final pit limits for stochastic models provides access to geologic and economic uncertainty in the pit optimization stages of a mining project. This paper presents an approach for optimizin

  • SME
    Managing Geologic Uncertainty in Pit Shell Optimization Using a Heuristic Algorithm and Stochastic Dominance Mining, Metallurgy and Exploration

    By · J. B. Boisvert, O. Leuangthong, T. Acorn

    Optimizing final pit limits for stochastic models provides access to geologic and economic uncertainty in the pit optimization stages of a mining project. This paper presents an approach for optimizin

  • NIOSH
    RI 7429 Bureau Of Mines Apparatus For Thermal Analysis: Simultaneous DTA-TG-EGA For Oil Shale And Solid Fuels

    By Donald R. Johnson

    Apparatus providing simultaneous differential thermal analysis, thermo-gravimetry, and evolved gas analysis, has been developed by the Bureau of Mines specifically for thermal study of oil shale and o

    Jan 1, 1970

  • SME
    The 1990’s – Politics and the Environment

    By Georgene Renner

    At the beginning of the 1990s, Communism fell and signaled the end of the Cold War. The world rejoiced but also watched and waited to see how those countries would restructure themselves. The 1990

    Jan 1, 2007

  • SME
    Big News And Excellent Sessions Define 2009 Fox Conference

    As the 2009 George Fox Conference neared its conclusion, Arthur Silber, project chief of the Mass Transit Tunnel (MTT) project was able to pull away from the constant buzzing of his Blackberry long en

    Jan 1, 2009

  • SME-ICGCM
    Stability of Slopes in Discontinuously Jointed Rock (4d3fd7d1-f3a8-44f5-b86c-03d96a9b1123)

    By T. M. Tharp

    Attempts to analyze the stability of slopes, foundations and underground openings in discontinuously jointed rock have generally assumed full joint continuity or ignored the role of stress concentrati

    Jan 1, 1984

  • DFI
    Case History Of The Support Of Excavation System Used At The Atlantic Building Project In Washington, DC

    By Joseph C. Gillen

    This paper discusses the design, construction, and performance of the support of excavation system used at The Atlantic Building jobsite. The support of excavation system had to be adaptable to the d

    Jan 1, 2006

  • NIOSH
    IC 8048 Bibliography Of Zirconium: Supplement To Information Circulars 7771 And 7830 ? Introduction

    By Eleanor Abshire

    THIS PUBLICATION is the third to be prepared as a result of a cooperative project by the Bureau of Ships and the Bureau of Mines for accumulating literature published on zirconium and hafnium. The und

    Jan 1, 1962

  • NIOSH
    RI 3188 A Study of Falls of Roof and Coal Mines in Mines of Lincoln County, Wyoming

    By H. Tomlinson

    "PURPOSE OF REPORTThe purpose of this report, which is the third of a. series on the coal mines of the Western States, is to give the findings of a study of the causes and methods of prevention of acc

    Sep 1, 1932

  • NIOSH
    IC 8286 Crude Oil - Qualitative and Quantitative Aspects

    By Harold M. Smith

    This report presents a complete qualitative picture of knowledge of the composition of petroleum as of April 1965. The material is presented in detai 1 on two imaginative maps--one, the Hydrocarbon He

    May 1, 1965

  • AUSIMM
    On Safety Appliances and Precautions Necessary in Mines

    The mining industry to the lay mind is one which appears peculiarly dangerous, partly because the accidents which take place are usually of a very tragic nature, and partly because other, industries c