Geology Advisory
Your Mineral Resource is your company’s most valuable asset. Our team will ensure your resource will stand up to expert scrutiny and provide confidence to investors.
Advisory
Geology Advisory Services
Our experienced team of Competent and Qualified Persons can produce high quality resource estimates and advice across most commodities, mineralisation styles and regions.
Capabilities
Building on sound, detailed geological interpretation and orebody modelling Snowden’s global team of geologists are experienced in commodities from diamonds through base and precious metals to industrial minerals. We cover all major reporting codes including JORC, SAMREC and CIM. We pride ourselves on our ability to add value to your project through quantified confidence in results.
Services
Applying industry best practice techniques, our services cover exploration review and management, grade control analysis and optimisation, resource evaluation and estimation, advanced geostatistics, auditing and review and risk analysis studies.
Geology Advisory Specialists
Matt Mullins
Michael Andrew
Jan Graham
Ian de Klerk
Oscar Rondon
Anthony Cook
Matt Mullins
Matt Mullins
Principal Consultant
Matt is Executive Consultant at the Snowden Group, a global mining consulting company.
Matt has +35 years experience in most major commodities, across the value chain, and in many countries. He built on a solid background in gold and platinum with stints on the South African Gold Mines, in rock engineering research, as an analyst on the JSE, and in running his own consulting company, to a 16 year career with BHP, and latterly back to independent consulting.
Show all Matt’s key achievements at BHP
At BHP Matt’s key achievements were:
- Led the global geological, mining engineering, geometallurgical and business planning functions
- Designed and implemented the global Productivity and Business Improvement programme, which to June 2018 had yielded an additional US$14bn of annual free cash flow;
- Developed the Resource Growth Reviews for each commodity group, which looked at future strategic growth through Greenfields, Brownfields and Acquisition;
- Designed and led the Group-wide Brownfields Exploration portfolio, which doubled the Group’s resource base in six years;
- Helped to develop and implement the BHP Capital Investment System, including project and review standards, procedures, guidelines and toolkits,
- Led ~25 major capital project reviews across multiple commodities and geographies.
- Was a member of the Chief Operating Officers Council for BHP Southern Africa, where he helped to direct the regional strategic direction of the Company.
Prior to BHP Matt was Mineral Resource Manager for Randgold Resources, based in Mali, was Consulting Geologist (Mines) for Rand Mines, was CEO of a Minerals Consulting Company, a Mining Analyst on the JSE, a Mine Geologist and an Exploration Geologist.
Matt has led or participated in numerous acquisition and divestment studies, across gold, PGM’s, base metals, and bulk minerals.
Matt is a Competent Person/Competent Valuator in most major commodities and has worked on projects and operations throughout the globe.
Michael Andrew
Michael Andrew
Executive Consultant
Michael is a geologist with over 30 years of technical and operational experience in the mining industry working in roles in exploration and mining throughout Australia and overseas. Prior to joining Evolution Mining, he spent 11 years with major mining consultancies. Before entering consultancy, Michael spent 10 years with Newmont Australia and five years with BHP Steel. Michael has specific experience in geostatistical resource estimation, optimisation of resources, grade control and risk assessment, technical audits, due diligence studies and mine valuation
studies, technical training and mentoring. Michael has had substantial and varied exposure to iron ore, gold and precious metals, base metals, copper, uranium, and industrial mineral resources both within Australia and around the world.
Michael has significant exposure to gold deposits within Australia and overseas. He has worked on all of Evolution’s assets within Australia and Canada. This also includes working on all the Australian assets of Normandy/Newmont over a 10-year period as well as Yanacocha and Minas Conga in Peru. Michael has also undertaken work for Polymetal in Russia on the Albazino and Tamunier resources, as well as undertaking
training and modelling for at the Kupol mine for Kinross.
Michael has worked on shear and vein hosted, epithermal, placer, IOCG and porphyry style deposits. As well as Papua New Guinea, Russia, Australia and Peru, Michael has also worked on gold projects in Colombia, Indonesia, India, Canada, USA, Ghana, Turkey, New Zealand, Pakistan, Philippines, Democratic Republic of Congo, Malaysia, Mali, Chile, and South Africa.
Jan Graham
Jan Graham
Principal Consultant
Jan is a diligent and proficient Resource Geologist with 14 years’ experience working in the mining industry and has excellent technical skills. Through her work as a consultant at Mining Plus, Snowden Group, Right Solutions and Datamine, Jan has gained experience in a variety of commodities and deposits, using different mining software (Datamine, Supervisor, and Vulcan). Jan has ability to work both
independently and as part of a team. Jan has experience in training (internal and external), mining software, designing grade control
systems, geological modelling, macro writing, technical report writing, auditing, technical reviews and resource estimation including advanced estimation techniques. Jan has written technical reports to JORC 2012 and NI 43-101 standard.
Jan manages her time well, communicates clearly and has experience of working to deadlines. Jan considers her key strengths to be in communication, resource geology, computer software skills, and training/mentoring.
Ian de Klerk
Ian de Klerk
Executive Consultant
As an experienced Geological Consultant with a demonstrated history of working in exploration and the mining industry (mainly coal) Ian has provided detailed consulting services to numerous projects around the globe from early stage Generation and Project Definition to Feasibility Studies and Operations. Focused on risk assessment and evaluation of resource characteristics with regard to the mining and processing disciplines, Ian is a key member of the evaluation team. He also brings strong data management, project management and modelling skills, and has assessed the resource risks, opportunities and ranking of numerous operations and projects through the completion of due diligence studies, technical reviews and high-level financial valuation.
Oscar Rondon
Oscar Rondon
Principal Geostatistician
Oscar is a skilled geostatistician with over 18 years of experience in the application of specialised geostatistical techniques in the field of mineral resource evaluation.
Publications:
- Machine Learning – Limiting Bias and Validating for Value (2019)
- Landscape Evolution and Geochemical Dispersion of the DeGrussa Cu-Au Deposit, Western Australia (2018)
- Resource Model Dilution and Ore Loss: A change of suppport approach(2017)
See All
- Application of Localised Multivariate Uniform Conditioning in an Iron Ore Deposit (2015)
- On Localising Uniform Conditioning Estimates (2014)
- A Practitioners guide to recoverable resource estimation using localised uniform conditioning (2014)
- Assessing uncertainty in recovery functions: A practical approach (2012)
- Using Quantile Regression in Cloud transform simulation (2011)
Anthony Cook
Anthony Cook
Product Manager (Supervisor and Training)
Anthony is a geologist with a strong technical background in resource estimation and mine operations (open pit and underground), developed since 2010. His experience spans nine geographically and geologically separate precious metal deposits and several mineralisation styles, including alluvial, supergene oxide and in-situ hard rock. While working with Gold Fields Ltd, Anthony was strongly involved with corporate technical innovation and business improvement projects including mine to mill reconciliation and optimisation. His experiences, which range from international secondment to private conference with industry leaders, has given Anthony a broad exposure to the mining industry.
