The Reference Document on Best Available Techniques for the management of tailings and waste-rock in mining activities covers activities related to tailings and waste-rock management of ores that have the potential for a significant environmental impact. In particular the work sought out activities ...
Directive 2006/21/EC on the management of waste from the extractive industries (the Extractive Waste Directive). a Best Available Techniques reference document for the management of tailings and waste-rock in mining activities; and
Feb 18, 2014· Dr. Michel Aubertin is the Scientific Director of the Research Institute on Mines and Environment (RIME UQAT-Polytechnique) and a professor at Ecole Polytechnique de Montreal. Dr. Aubertin gives a ...
mine plan • waste rock classification according to operational criteria for waste rock management • waste rock placement design and procedures to minimize potential oxidation and solute generation • reclamation and closure activities planned for the waste rock disposal facilities.
Mar 15, 2016· The management of mine waste dumps has historically been assigned mainly to the on-site mining operations. In recent years, focus has turned to a more scientific approach to waste rock dump management and the auditing of these manmade structures.
As a result, a higher production of waste rock and tailings is expected over the course of the 21st century. Mining systems will require re-engineering, based on the paradigm shift that mining business success is fundamentally dependent upon waste management.
Consistent with other mining projects in the area, riverine tailings and erodible waste rock disposal were in place before Barrick acquired its interest in the mine in 2006. During the planning and development phase of the mine, the PNG Government approved the practice of riverine tailings in 1989.
Waste rock is also a mine residue that typically consists of overburden and material displaced to access the ore body. Waste rock may even contain very low grades of ore but at levels which cannot be processed profitably. Waste rock management basically involves its removal and storage, which may be temporary or long-term.
Waste Rock Dump Management and Stability Evaluation D Olivier SRK The management of mine waste dumps has historically been assigned mainly to the on-site mining operations. In recent years, focus has turned to a more scientific approach to waste rock dump management and the auditing of these manmade structures.
Management of tailings and waste-rock in mining i EXECUTIVE SUMMARY Scope of this work This work covers activities related to tailings and waste-rock management of ores that have the potential for a significant environmental impact. In particular the work sought out activities that can be considered as examples of "good practice".
Tailings consist of ground rock and process effluents that are generated in a mine processing plant. Mechanical and chemical processes are used to extract the desired product from the run of the mine ore and produce a waste stream known as tailings.
Red Dog Mine – Waste Rock Management Plan Page 2 Waste Rock Mgmt Plan-updated 2018-9.docx September 2018 2 Current Status and Construction Plan for Waste Rock Dumps 2.1 Overview Waste rock dumps are used to dispose of waste rock that is not expected to have economic value before the end of the mine life.
The waste rock—the rock that does not contain economically recoverable amounts of desired metals—must also be removed, though mining plans minimize the amount of waste rock relative to extracted ore as much as possible. In 2017, Barrick deposited 52.2 million tonnes of waste rock to waste rock …
Tailings - WikipediaTailings, also called mine pumps (farts), culm dumps, slimeys, talls, refuse, leach resi-poo, slickens, or terra-cone (terrikon), are the ma
Mine Waste Management. Waste management techniques employed by mining companies are routinely under intense scrutiny from local governments and the general public. Improper disposal methods and the resulting environmental damages have plagued the history of the mining industry.
There are often different types of waste rock within a mine, some might be more harmful than others. One effective way of working with waste rock management is separation of different types of waste rock. When water and air starts to break down the waste rock, called weathering, the elements can be released to the environment.
May 17, 2009· Mine wastes:Open-pit mining Produces waste rock:Underground mining either barren host rock (referred to as "spoils" in coal mining), or "ore" that is too low-grade, overburden soils and sands.Mineral processing Produces processed solid wastes that includes tailings andHydrometallurgy sludges with different physical and chemical properties.
1.1 WASTE ROCK MANAGEMENT PLAN OBJECTIVES The primary objective of this WRMP is to provide the geochemical testing and characterization program that will be implemented to guide the use, storage, and management of waste rock for the Project. …
Acid Mine Drainage Prediction compares acid rock drainage factors of waste rock piles and tailings impoundments. In examining this table, it is important to note that diffusion of oxygen into water is slow and, therefore, oxidation of iron sulfide is inhibited until the water level drops, which can occur periodically or seasonally in some cases.
Waste Rock Definition The primary and most prevalent waste generated by many mining operations is waste rock, or overburden. Waste rock, which consists of rock and target minerals in concentrations too low for economic recovery, is removed along with the ore.
For construction of exposed mine features (e.g., roads, ore milling ... help refine and optimize the management of waste rock. The current preferable option for mitigation of ML is collection of runoff and toe seepage from ... 1.1 WASTE ROCK MANAGEMENT PLAN OBJECTIVES
Tarago Operations Woodlawn Project – Waste Rock Management Plan Page 1 1. Introduction 1.1 Purpose This Waste Rock Management Plan (WRMP) builds on the commitments made in the Environmental Assessment (EA) and provide further details on the measures to be
(CNSC) for the sound management of mine waste rock and mill tailings during site preparation, construction, operation and decommissioning of new uranium mine or mill projects and/or of new waste management projects at existing uranium mines and mills in Canada, to ensure the protection of the environment and the health and safety of people.
2012 Americas School of Mines W Scott Dunbar University of British Columbia ... Mine Waste Management The story is that suitable material to continue building the dam became unavailable, but production continued. So the cyanide‐laced tailings were coming with no dam to contain ... Rock Mine Waste Management 28 30 m ~ 2.5 km ~300 m
In many mines throughout the world, waste rock and tailings are disposed of separately to form waste dumps and tailings dams. At Waihi the situation is unusual, in that waste rock is used to form engineered embankments that are progressively raised in order to 'keep up' with tailings production.
Caval Ridge Coal Mine Project – Environmental Impact Statement Page 14-5 he overarching principle for waste management for the project is: T – Programs are in place to ensure that wastes are eliminated (or where possible avoided), reduced, reused, recycled, treated, or properly disposed of.
Our associates have designed and constructed tailings dams, designed mine waste rock structures, evaluated the feasibility of complicated co-disposed waste facilities, and has applied state-of-the-art designs for the encapsulation of acid-generating mine wastes to reduce the risk of acid rock …
March 2012 RD/GD-370, Management of Uranium Mine Waste Rock and Mill Tailings 3 • Management of Radioactive Waste from the Mining and Milling of Ores, Safety Guide WS-G-1.2, International Atomic Energy Agency (IAEA)  • Reference Document on Best Available Techniques for Management of Tailings and Waste- Rock in Mining Activities, European Commission