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The Coromandel Epithermal Gold-Silver Province: A Result of Collision of the Northland and Colville Volcanic Arcs in Northern New Zealand
By D N. B Skinner
Changes in the configuration of late Cenozoic volcanic arcs related to Pacific-Australian plate convergence in northern New Zealand may have localised large-scale epithermal gold-silver mineralisation
Jan 1, 1997
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OFR-158-83 Develop Data For Review Of Metal And Non-Metal Mine Methane Hazard Classification
By Alastair M. Lumsden
A study was initiated to examine the ways in which a number of foreign countries classify and regulate metal/non-metal mines which experience problems due to naturally-occurring flammable gases. Twent
Jan 1, 1983
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Preliminary assessment of rockfall hazard based on GIS data
By V. Labiouse, M. Jaboyedoff
GIS documents are of great interest for a quick and low-cost determination of areas endangered by rockfalls. They allow (i) the detection of potential instabilities from steep slopes and cliff areas,
Jan 1, 2003
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Hydrothermal Silicification and Alteration of Breccias from Lucky Strike and Menez Gwen hydrothermal fields (Mid-Atlantic Ridge, Azores)
By I. A. Costa, Y. Fouquet, F. Barriga
"Lucky Strike and Menez Gwen are two hydrothermally active sites located along the border of the Azorean plateau, southwest of the Azores islands where the alteration processes affecting basaltic rock
Sep 1, 2014
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Industrial Nonmetallic Minerals
By G. W. Josephson
JUDGING by the progressive atmosphere prevailing in the nonmetallic mineral industries during the past year, postwar conditions were healthful though inflationary. Demand for most industrial mineral
Jan 1, 1948
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Pond Rehabilitation And Establishment Of A Site-Based Environmental Educational Curriculum At Cleveland-Cliffs Michigan Operations
By A. Koski
A pond rehabilitation and environmental education project were proposed by Cleveland-Cliffs Michigan Operations (CCMO) and approved by the Michigan Department of Environmental Quality (MDEQ) and the U
Jan 1, 2007
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Creative Shoring Solutions For A Tight Urban Site
By David G. Winter
The Olive 8 excavation site in Seattle was surrounded on three sides by conditions requiring innovation, careful modeling, and extensive instrumentation to support use of a first-of-its-kind shoring s
Jan 1, 2009
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Underground storage in Sydney, some uncommon rock mechanics features of an uncommon project in Australia
By N. Gatelier, T. You, J. C. Kandel
ABSTRACT: Underground hydrocarbons storage is a very specific domain for the designer. He is usually free to adjust the section, shape and layout to cope with the geological and geotechnical condition
Jan 1, 2003
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BHP Iron Ore Protocol for Mine Closure
By Hillis R
As part of BHP Iron Ore's policy and goal of achieving a high standard of environmental management within its operations, a protocol for mine closure has evolved. The need to demonstrate sound
Jan 1, 1996
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OFR-74-75 Economic Engineering Analysis Of U.S. Surface Coal Mines And Effective Land Reclamation ? Executive Summary
Fossil fuel consumption in the United States increased markedly over recent years, and future demands expect to be even greater. Coal, this Nation's most plentiful natural fossil fuel, will play
Jan 1, 1975
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Programme Des Études De Suivi Des Effets Sur L?environnement ? Mines De Métaux
En quoi consistent les études de suivi des effets sur l?environnement (ESEE)? Les ESEE constituent une méthode de suivi scientifique que l?on peut employer pour déterminer la santé des écosystèmes aq
Nov 1, 2002
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Non-Conventional Practice: Recent Case Histories of the use of Vertical Buttress Piles in Deep Excavation Support
By Tony Brunger, Abid O. Adekunte, George Munteanu, David Greentree
A number of novel solutions have been proposed in recent years as alternatives to props and tie-backs in deep excavation support e.g. Adekunte (2008), Deschamps et. al. (2008), Adekunte et al. (2010)
Jan 1, 2018
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Potential for Revegetating Base-Metal Tailings at the Tui Mine Site, Te Aroha, New Zealand
By P E. H Gregg, D Horne, R B. Stewart, N Bolan
The Tui mine site is situated on the NW flank of Mt. Te Aroha, at approximately 400 m altitude. During underground mining operations two lead-copper-zinc ore bodies were exploited and processed on sit
Jan 1, 1995
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OFR-153-77 Technical And Economic Feasibility Surface Mining Coal Deposits North Slope Of Alaska
This Kaiser Engineers report on the feasibility of surface mining on the North Slope of Alaska has considered the quantity and quality of the North Slope deposits with attention paid to the economic,
Jan 1, 1977
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Prospecting for Fine Gold Using a Paper Chromatographic Method
By Lever R. R
The paper discusses assay methods generally used when prospecting for gold, and also the applicability of various chemical methods, it describes a new paper chromatographic technique.for making fairly
Jan 1, 1959
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IC 7602 Mines And Mineral Deposits (Except Fuels) Judith Basin County, Mont.
By Almon F. Robertson
This is one of a series of reports describing investigations made within the Missouri River Basin in Montana by mining engineers of the Bureau of Mines, Minerals Division, Region II. The primary purpo
Jan 1, 1951
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Biological Sulphide Production for Process and Environmental Applications
By Lyn Jones, Mike Bratty, Rick Lawrence, David Kratochvil
"The treatment of water is required at many mining operations to remove metals and prevent the discharge of contaminated water to the environment. In other cases, water treatment is used to provide be
Jan 1, 2006
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Case Studies In Mission Bay, San Francisco: Deep Foundations In Challenging Soil Conditions
By Lori A. Simpson
Mission Bay is a 300-acre reclaimed site in San Francisco, California, that is currently being redeveloped. Plans include new neighborhoods, parks, a new University of California, San Francisco, rese
Jan 1, 2006
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Minerals In The U.S. Economy: Ten-Year Supply-Demand Profiles For Mineral And Fuel Commodities (1966-75) - U.S. Minerals Supply/Demand Flow Diagrams And Tables
The accompanying supply/demand flow diagrams and 10-year tables for mineral and fuel commodities present essential data required by government, industry, and others to formulate policies and programs
Jan 1, 2012
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Sonic Drilling Offers Quality Control And Non-Destructive Advantages To Geotechnical And Construction Drilling On Sensitive Infrastructure Sites
By John P. Davis
The use of conventional, circulatory air rotary and fluid rotary, cased and uncased drilling methods in the vicinity of sensitive infrastructure can have deleterious effects on the ground conditions s
Jan 1, 2006