Lawrence Consulting
Projects
Projects 2015 - current
Euro Sun Mining Inc., Canada
Consulting services related to acid rock drainage, mine waste characterization and disposal, management of geochemical test programs, and other environmental matters. Qualified Person (NI 43-101) for the Definitive Feasibility Study. The Rovina Valley Copper-Gold Project, Romania (2020-2022).
Vale S.A., Brazil
Development of a comprehensive site water quality model for the Cristalino Project, Pará State, Brazil (2019-2022).
Troilus Gold Corporation, Toronto, Canada
Design and management of an ARD/geochemistry evaluation program for the Troilus project in Québec (2019-2021).
Salobo Metais SA, Brazil
Assessment of site water quality and a proposed geochemical testing program, and the recalibration of a water quality model, previously developed by Lawrence Consulting prior to commencement of mining operations in 2010, to predict water quality at the the Salobo MIne, Pará State (2018- 2020).
Knight Piésold Consultants, Vancouver, Canada
Assessment of the implications of design changes to a tailings management facility on the potential for acid drainage and metal leaching for a copper mining project in central British Columbia (2019).
Equinox Gold Corp. (formerly Trek Mining Inc. and Luna Gold Corp.) Canada
Consulting services related to water quality /ARD management plans, and guidance for ongoing waste rock management and geochemical testing requirements for the Aurizona Project, Maranháo State, Brazil, (2016 - 2019).
Belo Sun Mining Corporation, Canada
Consulting services at the Volta Grande property, Pará State, Brazil, including management and interpretation of ARD laboratory test programs; and preparation of monographs on the management of cyanide and arsenic (2016 - 2019).
Bear Creek Group, Canada
Consulting services to assess the geochemical suitability of rock to be mined for the production of aggregate for a major highway interchange project on Vancouver Island, BC. Duties included the geological assessment of the quarry site; develop a sampling plan and supervision of sample drilling and collection; management of an ARD/ML test program; and preparation of interpretive report (2017 - 2018).
Knight Piésold Consultants, Vancouver, Canada
Review of waste rock characterization and water treatment testwork, and development of process design criteria for water treatment plants for a copper porphyry project in southern Ecuador (2016 - 2017).
Vale (Companhia Vale do Rio Doce), Brazil
Senior Advisor, sIte assessments, design and the management of laboratory and site ARD test programs, and site water quality prediction modeling for new copper projects, Pará State, Brazil (2009 – 2016).
Northern Freegold Resources, Canada
Consulting activities to assess previous metallurgical test programs.; design and management of a new heap leach test program to determine the technical feasibility for gold recovery from a project in the Yukon. (2015 – 2016).
CESEL Ingenieros, S.A., Peru
Senior review and design input for preliminary design of a HDS water treatment plant at a base metal mine in the central Andes, Peru. (2015 - 2016).
Edmonton Power Corporation (EPCOR), Canada
Corporate and technical consulting services related to water treatment opportunities in Canada and the US (2015).
Projects 2010 - 2015
Mineração Riacho dos Machados Ltda., Brazil and Carpathian Gold Inc., Canada
ARD and water quality consulting services, including site assessments, design, management and interpretation of laboratory and field test programs, for the Riacho dos Machados gold project, MInas Gerais, Brazil (2010 - 2015).
Yellowhead Mining Inc., Canada
Owner’s representative on environmental matters for feasibility study and ongoing advisory services, including geochemistry and water treatment for Harper Creek Project, a copper-gold-silver volcanogenic sulphide deposit in British Columbia, Canada (2011 - 2015).
CESEL Ingenieros, S.A., Peru
Senior reviewer and design input for basic engineering for water treatment plants at three mining operations in the central Andes, Peru. Responsible for development of design criteria and major equipment sizing. (2013 - 2014).
Vale (Companhia Vale do Rio Doce), Brazil
Review of ARD potential, water quality and water treatment options, including design, management and interpretation of extensive geochemical test programs, at an operating copper mine in Carajas, Pará State, Brazil (2009 – 2014).
Edmonton Power Corporation (EPCOR), Canada
Consultant on water treatment opportunities in Canada and the US (2013 - 2014).
First Nickel Inc., Canada
Assessment of current process performance and potential for future performance, and assessment of risks for a copper bioleach operation in Western US as part of a project valuation due diligence. (2013-2014).
AGP Mining Consultants Inc., Canada
Design and management of ARD laboratory and site test programs, and water quality prediction modeling to support pre-feasibility, feasibility and environmental assessment studies for the Rovina Valley copper project of Carpathian Gold Inc. in Romania (2011 - 2014).
Banks Island Gold Ltd., Canada
with Brian Soregaroli, Consultant - Senior review of ARD and metal leaching assessment for the Banks Island gold project in British Columbia (2011 - 2014).
Continental Precious Minerals inc., Canada
Review of bio-heap leaching testwork and preliminary engineering studies. Responsible, as a Qualified Person, for preparation of sections for a 43-101 compliant Preliminary Economic Assessment of the Viken uranium project in Sweden (2013 - 2014).
D.E.N.M. Engineering Ltd., Canada
Engineering consulting services for the Snow Lake Project of Bactech Environmental Corp. Review and participation in engineering, procurement, construction management and plant commissioning activities for a biooxidation plant to recover gold and remediate an arsenic-bearing tailings pile in Manitoba, Canada. (2012 - 2014).
Roxgold Inc., Canada
Design, management and interpretation of a preliminary ARD assessment program for the Yaramoko Project, Burkina Faso, West Africa (2013).
D.E.N.M. Engineering Ltd., Canada
Participation in an operating and capital cost review for a gold-copper process (SART) flowsheet for a mining project in Kazakhstan (2013).
Vale (Companhia Vale do Rio Doce , CVRD), Brazil
Design and management of laboratory and field ARD test program and water quality prediction modelling for the Alemão copper project, Pará State, Brazil (2007 - 2013).
Entrée Gold Inc., Canada
Review of potential ARD issues at the Ann Mason Project, a porphyry copper deposit in Nevada, US, as part of a Preliminary Economic Assessment being carried out by the client company (2012).
Vale (Companhia Vale do Rio Doce, CVRD), Brazil
Design and management of acid rock drainage laboratory and field test programs and water quality prediction modeling to support bankable feasibility study for Cristalino Project, Pará State, Brazil (2005 - 2012).
Projects 1999-2010
BioteQ Environmental Technologies Inc., Vancouver, Canada
As Executive VP, corporate and business development services, technology development, process engineering, feasibility studies and project management services for water treatment and metal recovery technologies for application at a large number of mining and industrial sites in Canada, the United States, Chile, Peru, Brazil, Australia, China and Europe (2000-2010)
Cobre del Mayo S.A. de C.V., Mexico
Heap leach performance review and evaluation of the potential for bioleaching at the Piedras Verdes copper mine in Sonora, Mexico (2008)
Lax, O’Sullivan Scott (Law Firm), Canada
Expert Witness in matters relating to a dispute over water treatment at a mine in Ontario, Canada (2007-09)
Vector Engineering, Lima, Peru
Assessment of acid drainage and metal leaching potential and derivation of water quality predictions for mine drainage and water treatment at the proposed Magistral project in Peru. (2007).
Vector Engineering, Lima, Peru
Team member on project to predict the initiation of acid rock drainage, and the quantity and quality of water as part of closure planning for Barrick’s Pierina gold mine in Peru (2006).
CESEL, S.A., Lima, Peru
Senior review of lime plant water treatment plant design and specific design recommendations for acid drainage control – El Sinchao project, Peru (2005 –2006)
Salobo Metais, S.A., Brazil
Design and management of ARD test program and water quality prediction to support a bankable feasibility study for the Salobo Project, Pará State, Brazil (2003 - 05)
Companhia Vale do Rio Doce (CVRD), Brazil
Assessment of acid drainage and metal leaching potential, including design and management of an ARD laboratory test program, for the Projeto 118 copper project, Pará State, Brazil (2003 -04)
Companhia Pauilista Ferro Ligas, Brazil
Assessment of acid rock drainage and recommendations for control and mitigation at a manganese mine in Minas Gerais State (2003)
Concórcio Constructor Irapé, Brazil
Assessment of acid rock drainage at a hydroelectric dam project in MInais Gerais State, Brazil (2003 - 2004).
Norwest Corporation, Vancouver, Canada
Review of ARD and metal leaching potential for a proposed gold mine in Turkey (2002-2003).
Companhia Vale do Rio Doce (CVRD), Brazil
Review of acid drainage and metal leaching potential and recommendations for ARD control/mitigation, effluent treatment, and reclamation for two proposed copper mines in Carajás region of Brazil (2002-2003).
Cominco Engineering Services Ltd, Vancouver, Canada
Consulting services related to process design and laboratory test design and management for leach residue treatment for a hydrometallurgical copper process application in Chile (2002-2003).
SNC-Lavalin, Toronto, Canada
Preparation of a comprehensive report on the status of bioleaching technologies in the mining industry (2002).
Amec Simons, Perú
Design, management and interpretation of an ARD test program for waste management for the Cerro Lindo project of Cia. Minera Milpo (2001-2002).
Cominco Engineering Services Ltd, Vancouver, Canada
Consulting services related to environmental aspects of a feasibility study carried out for the application of a copper hydrometallurgical process at a British Columbia location. (2000 - 2001)
Klohn Crippen Consultants, Richmond, B.C., Canada
Review of the geochemical aspects of mine closure plans for an iron ore mine in Brazil (2001).
Cia. Minera Milpo, Perú
With SVS Ingenieros, Lima, responsible for determining metallurgical and environmental effects of a water reclaim system, as part of a detailed engineering study (2000-2001).
Southern Perú Copper Corporation, Cuajone, Perú
Management and interpretation of an acid rock drainage prediction program for the Torata River Tunnel project at the Cuajone operation(2000).
Expatriate Resources Ltd, Vancouver, B.C., Canada
Design and management of a laboratory test program to evaluate bioleaching for the upgrading of a copper concentrate from the Wolverine Project, Yukon (2000).
Biomet Mining Corporation, Richmond, B.C., Canada
Various administrative, technical and project management assignments related to the development of the BioSulphide Process and other company activities, including oversight of laboratory programs (2000-2001).
AGRA Simons Perú (now Amec), Lima, Perú
Contributions to the preparation of a basic engineering study report on the treatment of mine water at the Cobriza mine, Perú (1999).
Piret & Stollberg Partners, Germany
Development of courses and advisor to a German consulting firm responsible for the delivery of a Germany-Peru Educational Project (PALMA Project) on Mining and the Environment, Lima, Perú (1998-99).
“Information is not knowledge.
The only source of knowledge is experience”
Albert Einstein
