Tailings ̶A 14 Year Case Study Presented by James M Castro Original Paper: L Fergusson D Blair and T Scutts Treatment and Rehabilitation of Acidic Waste Rock and Tailings ̶A 14 Year Case Study Proceedings Life of Mine 2014 Conference Brisbane 16 ‐ 18 July 2014 REHABILITATION OF MINE TAILINGS: A CASE STUDY OF NEW UNION GOLD MINE 2 MULUGISI G 1 GUMBO JR 2 DACOSTA FA and 2 MUZERENGI C 1 Department of Hydrology and Water Resources 2 Department of Mining and Environmental Geology University of Venda P Bag x5050 Thohoyandou 0950 ABSTRACT Mining has enormous


Abstract Mining has enormous global impacts on both the environment and human health and most of these impacts are due from mine tailings Using local indigenous grass species for in situ mine dump rehabilitation is both environmentally friendly and cheaper

times and velocities of potential flooding or tailings flow slides and any safety health and environmental effects on the downstream area The dambreak study should consider the worst-case scenarios which are the release of tailings and water contained in the TSF at the maximum design tailings storage level during:

This report was prepared to provide case studies and a decision making process for the relinquishment of closed mine sites The authors assume no responsibility for actions taken by others on the basis of knowledge acquired from reviewing the material herein The National Orphaned/Abandoned Mines Initiative (NOAMI) Advisory Committee

Chapter 13: Rehabilitation and Closure ERA: Proposed Ranger 3 Deeps Underground Mine 13-5 13 3 RANGER 3 DEEPS PROJECT CLOSURE STRATEGY A closure strategy for the Project that aligns with closure planning for the current Ranger mine operations detailed in Section 13 2 has been developed Following approval of the and

Mine Rehabilitation and Closure Cost: A Hidden Business Risk 3 3 S U M M A R Y The accuracy of mine closure and rehabilitation liabilities can have a material impact on the valuation of a mining company Closing the current generation of very large open pit operations across various commodities will


KANMANTOO COPPER MINE– Case Study 3 Hillgrove has actively worked with the District Council of Mount Barker and has installed a water pipeline that provides treated effluent water for the processing of copper concentrate and extends past the mine to Callington where it irrigates the Callington Oval This water is a shared resource with local

disease and diabetes the study recommended the rehabilitation of these mine tailings Key WordsFumani mine tailings dams Heavy metals Environmental impacts Introduction Gold mining activities generally take place in relatively small areas but can have great impacts on the environment tailings material can contain quantities of heavy

Chapter 3 Hyperspectral Case Study – Captains Flat N S W 8 phases will be schwertmannite and ferrihydrite respectively All three minerals become metastable with respect to goethite when pH exceeds ~ 2 i e over much of the range associated with mine drainage waters Precipitate minerals and their formulas are given

4 7 Waste storage outer slopes 37 4 8 Topsoil management 39 Case study: Alcoa World Alumina Australia 40 4 9 Establishing vegetation communities 42 Case study: GEMCO manganese mine Groote Eylandt Northern Territory 47 5 0 CLOSURE 53 5 1 Consultation during mine closure 53 5 2 Development of rehabilitation success criteria 53

McArthur River Mine Open Cut Project Public Environmental Report Section 7 Tailings Storage Facility 7-1 7 Tailings Storage Facility 7 0 Tailings Storage Facility 7 1 Summary The overall strategy to manage the risk of environmental harm from the tailings storage facility (TSF) in particular seepage comprises a multiple lines of defence strategy that has been developed for

minerals Article A Geometallurgical Approach to Tailings Management: An Example from the Savage River Fe-Ore Mine Western Tasmania Anita Parbhakar-Fox 1 * John Glen 2 and Bonita Raimondo 2 1 ARC Transforming the Mining Value Chain Research Hub Private Bag 79 Sandy Bay Tasmania 7005 Australia

CASE 7 8 Rehabilitation of Mine Tailings: A Case of Complete Ecosystem Reconstruction and Revegetation of Industrially Stressed Lands in the Sudbury Area Ontario Canada T H PETERS Agricultural Department INCa Limited Copper Cliff Ontario Canada 7 8 1 Introduction

CASE STUDY: Sullivan Mine: Closure and Reclamation The case of Kimberley After almost a century of continuous operation the decision to close the Sullivan Mine in Kimberley British Columbia posed a serious threat to the future survival of the town This case study takes a look at how a municipality and a mining company worked in partnership to plan for closure and to

List of tailings dam failures

The following table lists the largest tailings dam failures by volume of substance released The released substance may be water or tailings or as is most often the case a considerable quantity of both List of tailings dam failures - WikiMili The Free Encyclopedia - WikiMili The Free Encyclope

situation where the tailings are PAG and the mine rock is innocuous In that case the layers of mine rock may actually increase the access of oxygen to the tailings and thus augment the acid generation Rick Schryer 09-1373-1004 Fortune Minerals Ltd February 8 2012 : 3/48 : 2 0 NICO CO-DISPOSAL FACILITY 2 1 Background : The proposed NICO Project is located at an

Impact of tailings subsidence on rehabilitated landform erosional stability A dissertation submitted by Richard Houghton In fulfilment of the requirements of Course ENG4111 and 4112 Research Project towards the degree of Bachelor of Engineering (Civil) Submitted: January 2009 ii Abstract As a mine gets closer to the end of its productive life rehabilitation of the site for

CASE STUDY 6: Old gold tailings dump Kidston mine old gold tailings : An extremely acidic (pH 2 7 sulfate 8 500mg/kg) gold mine tailings in north Queensland Good establishment and growth with lime and fertiliser application on this site 12/13/17 THE VETIVER NETWORK INTERNATIONAL 26

5 6 Tailings delivery 40 5 7 Water Management 40 5 8 Dust control 43 5 9 Closure decommissioning and rehabilitation 43 CASE STUDY: Planning for Tailings Storage Facility Closure at Mt McClure WA 45 CASE STUDY: Direct Revegetation of Tailings Storage Facility at Kidston Gold Mine QLD 49 6 0 FUTURE DIRECTIONS 51

Tailings co-disposal case study requires diligent management of the tailings deposition and overall mine rehabilitation processes The mining licence was granted based on a maximum permitted operational footprint of the open area of the mine Mining at Mindarie follows the 'moving-hole' concept whereby topsoil and overburden is removed ore is mined tailings are