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  • SME
    Minerals Industry Salary Survey

    In its April 1991 issue, MINING ENGINEERING published a salary survey form asking for information relating to engineering and management jobs in the minerals industry. 1038 of these forms were filled

    Jan 1, 1992

  • SME
    Simulation of operating risk in mine feasibility studies - SME Transactions 2011

    By S. Kenzap, V. Kazakidis

    Risk assessment is an essential component of mine feasibility studies. However, it is often challenging to identify the appropriate analysis and derive the required input data. The uniqueness of a min

    Jan 1, 2011

  • SME
    Annual Review 2015 Mining Review

    By J. A. Ober

    "In 2015, the estimated value of nonfuel mineral production in the United States decreased by 3 percent from that in 2014 (Table 1), mainly as a result of decreased metal and metallic mineral prices,

    May 1, 2016

  • SME
    Case Study – UG Stope Optimization at Agnico Eagle’s Kittilä Mine

    By K. Huttu, A. van Wageningen

    "The Kittila underground mine is extracting one of the largest known gold deposits in Europe and has an estimated mine life through 2034. The Kittila mine is located in the Lapland region of northern

    Jan 1, 2015

  • SME
    Floodplain Aggregate Mining In Western Oregon (2ca5f679-fd59-4011-96c0-926073fa7dc9)

    By E. F. Schnitzer, S. R. Mamoyac, P. J. Wampler

    During 1996 and 1997, Oregon experienced flooding on a scale not seen in many years. Some gravel pits located near rivers experienced erosion and, in several cases, breaches between the gravel pit an

    Jan 1, 1999

  • SME
    Vanadium, the new green metal: Mineral deposits in the Colorado Plateau

    By A. D. Hammond

    Vanadium is a transition metal, ductile and silver-gray. It is harder than most metals and steels and it has a good resistance to corrosion. It is stable against alkalis and sulfuric and hydrochloric

    Dec 1, 2013

  • SME
    Case History of a Mixed Ground Microtunnel

    By D. Craig Camp

    conditions. The soils included 65 m of rock not exceeding an unconfined compressive strength (UCS) of 200 kgf/cm2, 130 meters of soft clay, silt, and sand not exceeding 30standard penetration test SPT

    Jan 1, 2001

  • SME
    Floodplain Aggregate Mining In Western Oregon (b3a583d5-3e7a-4dd2-84c0-16936e808842)

    By E. F. Schnitzer, P. J. Wampler

    During 1996 and 1997, Oregon experienced flooding on a scale not seen in many years. Some gravel pits located near rivers experienced erosion and, in several cases, breaches between the gravel pit an

    Jan 1, 1999

  • SME
    Is The Mining Industry Ready To Go Green?

    By Michele Ashby

    The mining industry is facing new risks from peak commodities, the energy and economic crisis and stock market pressures. The Green Mining Industry Initiative is a risk management strategy for the fut

    Jan 1, 2008

  • SME
    Industrial Minerals 2007

    Editor?s note: Each year, the June issue of Mining Engineering features an industrial minerals review. Several people put in a fair amount of time in developing the material for this issue. Thank y

    Jan 1, 2008

  • SME
    Results given of studies concerning methane extraction from coalbeds

    By M. A. Trevits, G. L. Finfinger

    Various methods have been developed through US Bureau of Mines research to remove gas in advance of, during, and subsequent to mining. These include drilling horizontal or cross-measure boreholes from

    Jan 8, 1986

  • SME
    Massive Tires Keep The Industry Rolling

    One of the biggest challenges for the mining industry is, quite literally, how to the keep the equipment rolling. There is a limited amount of companies that manufacture the 4.2-m- (14-ft-) tall, 5,

    Jan 1, 2008

  • SME
    Jet Grout Ground Modifications for the Brightwater Conveyance System

    By Richard Hanke

    Tunnel construction on the Brightwater Conveyance System?s East and Central contracts required ground modifications of the existing site soils, comprised of sandy alluvium to very dense glacial till,

    Jan 1, 2008

  • SME
    Correct Identification Of Chrysotile Asbestos In Ores

    By Allison

    During the 1980’s, laboratories opened throughout the United States to serve the analysis needs of a rapidly growing asbestos abatement industry. The samples analyzed were either collected during the

    Jan 1, 2005

  • SME
    Underground stope optimization at Agnico Eagle’s Kittilä Mine

    By K. Huttu, A. van Wageningen

    "The Kittilä underground mine in northern Finland is extracting one of the largest known gold deposits in Europe. Kittilä achieved commercial production on May 1, 2009, becoming Agnico Eagle’s first m

    Jan 1, 2015

  • SME
    An Evaluation Of The Potential For Selective In Situ Leach Mining Of Manganese Ores

    By Dianne C. Marozas

    The U.S. Bureau of Mines is conducting research to evaluate the potential for developing an in situ leach mining process that will selectively extract manganese from oxide ores, leaving gangue relativ

    Jan 1, 1991

  • SME
    Selective Extraction of Zinc from Zinc Ferrite "Mining, Metallurgy & Exploration (2021)"

    By VIVEK KASHYAP, PATRICK TAYLOR

    The presence of iron in sphalerite induces the formation of zinc ferrite (ZF) during roasting. Zinc refinery residues (ZRR) and electric arc furnace dust (EAFD) contain a significant amount of zinc fe

    Sep 16, 2020

  • SME
    TECHNOLOGY NEWS – Tackling India’s Coal Ash Problem

    By Gary Brendel

    India produces about 70 Mt/a (77million stpy) of coal ash (fly ash and bottom ash) from burning about 200 Mt/a (220 million stpy) of coal for electric power generation. The average ash content is 35%.

    Jan 1, 1999

  • SME
    Ground-Penetrating Radar for Karst Detection in Underground Stone Mines Mining, Metallurgy and Exploration (af91ef88-58ad-45be-8f21-58666827bf43)

    By Jonathan Baggett, Nino Ripepi, Amin Abbasi, Richard Bishop, Juan Monsalve, John Hole

    This work focuses on the operational and safety issues associated with karst voids in large opening underground mines. Issues include water inrush, structural instability, and engineering uncertainty

  • SME
    Tough Times Not Enough To Deter More Than 2,200 From Northwest Mining Meeting

    Amid some of the worst economic conditions that the mining industry has been faced with in more than a decade, the mood among the large crowd at the 114th Annual Northwest Mining Association?s annual

    Jan 1, 2009