About Us

Xstract Mining Consultants is a team of genuine leaders providing unrivalled levels of insight, knowledge and solution delivery to the mining and resources industries. Committed to giving clients the highest level of engagement, we are confident that our wide range of expertise and our wealth of experience will not only result in the best technical outcomes for our clients, but will also provide them with a distinctive consulting experience.

Please read on to meet the mine consulting team:

Mark Noppe

Managing Director and Principal Consultant

"I am privileged to have been joined by such an esteemed team of consulting professionals"

Mark has over 25 years resource evaluation and mining geology experience and has been consulting since 1995. Mark’s technical experience covers a wide range of commodities, geological and mining settings, including coal, gold, nickel laterite and sulphide, alluvial, eluvial and hard rock diamonds, base metals and industrial minerals.

Since graduating as a geologist in 1983, Mark has worked on numerous studies around the world while based in South Africa, WA and QLD and has held positions as Chairman of the Southern Queensland branch of the AusIMM, and the Geostatistical Association of Australasia.
Click here to contact Mark Noppe

 

Stefan Mujdrica

General Manager - Geology and Technologies and Principal Consultant

"Innovative approaches to problem solving and personalised service are central to the way we do business"

Stefan has over 20 years of mining industry experience, holding managerial positions in exploration and mining geology organisations. His geological expertise includes strategic exploration, technical reviews, due diligence, sampling and reconciliation, short-term grade control strategies, geostatistical solutions, resource estimation and project management.

Stefan also has invaluable experience in commodities such as bauxite, gold, copper, cobalt, zinc, lead, silver, PGEs, potash, kaolin, coal and iron ore.
Click here to contact Stefan Mujdrica

 

Jeames McKibben

General Manager – Corporate Services and Principal Consultant

"Clients routinely rely on our expertise and professional standards when making important technical, financial and strategic decisions"

With more than 16 years experience in the mining and mineral industry, Jeames has served in a diverse range of roles including corporate consultant, project manager, geologist and analyst. He boasts a strong record in project due diligence, independent technical review, valuation, deposit evaluation and the promotion of best practice strategies in the workplace.

As a corporate consultant he specialises in valuations and Mineral Expert Reports for equity transactions and Independent Technical Reports in support of project finance.
Click here to contact Jeames McKibben

 

Kevin Irving

General Manager – Mining and Principal Consultant

"The team shares an enthusiasm to maintain the highest levels of client engagement"

Kevin has over 30 years of mining engineering experience in mine management, corporate roles and consulting. He has a successful track record of managing a group of coal mines and his leadership skills have contributed to improved safety performances, cost reductions and increased profitability.

Kevin's experience includes an in-depth knowledge of leading people, financial management and his skills lie in establishing teams of diverse personnel to become focussed on meeting targets through involvement.
Click here to contact Kevin Irving

 
 

Mark Murphy

General Manager - Perth and Principal Consultant

"We understand the importance of openness and flexibility when working with clients; we are in touch with the realities of mining"

Mark is a specialist resource geologist with over 20 years of global mining industry experience working with major Australian mining companies and consultancies.  His previous role with a major mining company had him manage a team to implement advanced geostatistical simulation methods for resource risk evaluation, modelling of ore streams for mine and port blending, training/mentoring of the resource estimation group, advice to management on JORC compliance and reporting, and auditing of resource estimates.
 
Mark’s experience covers a wide range of commodities in a variety of geographic locations and geological settings, including rare earths, diamonds, bauxite, iron ore, manganese, tin, mineral sands, lead, copper, nickel, PGE and gold.
Click here to contact Mark Murphy

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Mark Murphy Kevin Irving Mark Noppe Jeames McKibben Stefan Mujdrica