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Home » Regional Experience » East Africa
A B C D E F G H I K L M N O P R S T V W Y

B

Photo of Mr Guy Butcher
Mr Guy Butcher
MetallurgistG Butcher ConsultingMetallurgist

Guy Butcher is a metallurgist with 35 years of mining industry experience in the fields of extractive metallurgy and mineral processing including design, construction and operation. He has worked in a variety of technical, operational, management and corporate positions for companies such as Goldfields, Bayer A.G., Placer Dome and Goldcorp in Africa, the Asia Pacific region and in the Americas.
Guy was the start-up Mill Superintendent at Granny Smith (Au), Osborne (Cu-Au) and Chrome Chemicals Bleskop (Cr)and has had significant input into the process design of a number of other gold and base metal projects and operations including Porgera (Au), North Mara (Au), Eleonore (Au), Los Filos (Au) and more recently, the 130kf/d Penasquito (Au-Ag-Pb-Zn) project on Mexico. He has also authored and signed off on the ore processing sections of Goldcorp’s Canadian NI43-101 Technical Reports for the metallurgically complex Penasquito and Pueblo Viejo projects.
Consulting expertise offered to clients includes due diligence, process design review and auditing, client representation and the design, management and interpretation of metallurgical test programs.

Documents
View Guy’s CV
Specialities
    Metallurgy amd mineral processing
Areas of Practice:
  • Metallurgy and mineral processing
Commodity Experience:
  • Base Metals
  • Gold, Silver
  • Iron Ore, Manganese, Chrome
  • Sn-W-Ta-Nb Group
Regional Experience:
  • Australia – Queensland
  • Australia – Western Australia
  • Canada
  • Central America (inc. Mexica, Cuba)
  • East Africa
  • PNG
  • Southern Africa (S.Africa, Namibia, Zimbabwe, Botswana, etc.)

M

Photo of Mr Kevin Morgan Expert Witness
Mr Kevin Morgan Expert Witness

Forty eight years as a geologist with governments, companies and as a consultant have provided Kevin with extensive experience in hydrogeology, climate analysis, regional geology, geochemical exploration, coal exploration and environmental geology. He commenced consulting in 1968 and in 1972 formed his independent practice which is particularly known for expertise in hydrogeology, public company reporting, valuations, waste water disposal and environmental hydrogeology.
Projects have been taken throughout the world with particular reference to Africa, South East Asia, Iran, Papua New Guinea and Russian Far East.
Kevin’s main areas of practice are in regional and arid zone hydrogeology, groundwater exploration and assessment, mine dewatering, tailings dam hydrogeology, waste water disposal, environmental hydrogeology, groundwater monitoring and statutory reporting, hydrochemistry, climate analyses and storm runoff estimation, small dam hydrogeology, and exploration property valuation.

Qualifications
  • BSc WA 1956
  • MMICA, FAusIMM(CP), FAIG
Specialities
  • Hydrogeology and Environment
  • Regional Exploration
    Exploration Property Valuations
Areas of Practice:
  • Exploration – Property Appraisal
  • Independent expert valuations
Commodity Experience:
  • Gold, Silver
  • Nickel and Cobalt
  • Uranium
Regional Experience:
  • Australia – All States
  • Canada
  • Central Asia
  • East Africa
  • Indonesia
  • Middle East (inc. Turkey, Cyprus)
  • Philippines
  • PNG
  • Russia, CIS
  • S E Asia (Malaysia, Thailand, Vietnam, Myanmar)

O

Photo of Dr Geoffrey Oldroyd Expert Witness
Dr Geoffrey Oldroyd Expert Witness
Mining EngineerG C Oldroyd & Associates Pty LtdMining Engineer

A mining engineer with +40 years of experience in underground and surface operations, new projects, business development, strategy and research specialising in coal, industrial minerals, base metals and other energy fuels.

General manager and mine manager responsibilities held for operations, new mine developments, technical services, strategic/mine planning and research.

Board Director for: (i) large coal producer and (ii) Cooperative Research Centre for Optimising Resource Extraction (CRC ORE).

Past Chairman of Australian Coal Association & Queensland Coal Association Research Committees and current Chairman of Technical Advisory Panel for CRC ORE.

Consulting since 1996.

Documents
Qualifications
  • BSc (Hons) Nottingham 1966; PhD Nottingham 1969;
  • Coal Mine Manager Cert NSW & Qld;
  • FAusIMM (CP);
  • FIMM, CEng, RPEQ, FIQA, FAIE, SPE, MAICD.
Specialities
  • Strategic & Technical.
  • Mining Engineering.
  • Project & Mine Evaluation.
  • Company Directorship
Areas of Practice:
  • Mining engineering
  • Strategic planning including company acquisition
Commodity Experience:
  • Base Metals
  • Coal
  • Industrial Minerals – Other
  • Iron Ore, Manganese, Chrome
Regional Experience:
  • All Australia
  • Canada
  • Central Africa
  • China
  • East Africa
  • Indonesia
  • North Africa
  • United Kingdom
  • United States
  • West Africa

S

Photo of Mr Neil Stuart Expert Witness
Mr Neil Stuart Expert Witness
GeologistGeologist

With 30 years experience in the mineral industry, Neil’s career has been wide and varied. He commenced with Utah Development Co. in 1969 working in base metals, uranium and coal exploration in Australia, various African countries and Indonesia. Early in 1978 he joined Marathon Petroleum to lead their coal exploration group which became quite successful. Late in 1979, Neil launched his own consultancy practice and since then has been involved in a great variety of tasks from short term specific assignments to management of large projects carrying budgets of millions of dollars. He has also been involved in technical reporting for corporate purposes (fund raising, valuations etc). Director: Oroplata Ltd

Qualifications
  • BSc Melbourne 1970, MSc James Cook 1985
  • MMICA, FAusIMM(CP)
Specialities
  • Exploration Management
  • Base & Precious Metal Exploration
    Coal Exploration
Areas of Practice:
  • Exploration – Planning and Management
  • Exploration – Property Appraisal
  • Geochemistry
  • Resource / Reserve estimation (inc. geostatistics)
Commodity Experience:
  • Base Metals
  • Gold, Silver
  • Uranium
Regional Experience:
  • Australia – Northern Territory
  • Australia – Queensland
  • Australia – South Australia
  • Australia – Victoria
  • Australia – Western Australia
  • East Africa
  • North Africa
  • PNG

T

Photo of Dr David Tyrwhitt
Dr David Tyrwhitt
GeologistDS Tyrwhitt & AssociatesGeologist
 An economic geologist with over forty years of exploration and mine management experience, David was director of exploration and later CEO with Newmont (1981-1988) then CEO with Ashton Mining for three years (1988-1991) until setting up in practice as a consulting geologist.

Exploration and mining of gold and diamonds, base metal exploration background in Australia, SW Pacific, SE Asia, China, India, Indonesia, North America, Eastern and Southern Africa.
Directorships: Astro Mining NL, Bay Resources Limited, Quantum Resources Limited. Johnsons Well Mining NL, Gutnick Resources N.L. Major consulting role with several Gutnick network companies and Normandy Anglo Asia Joint Venture 1992-96.
Last three years’ focus has been on gold and base metal projects in China with consulting role with Sons of Gualia (Tantalum), Ivanhoe Mines Limited (gold, copper, nickel and PGM), Anglo American (base metals) Anglo Platinum (PGM).

Qualifications
  • BSc(Hons) Bristol 1959, PhD Leeds 1966
  • MMICA, FAusIMM(CP), FSEG(USA)
Specialities
  • Gold Exploration In Australasia
  • IndoChina, China & Indonesia
    Gold Project & Mine Resource Audit
Areas of Practice:
  • Exploration – Planning and Management
  • Exploration – Strategy
  • Exploration – Property Appraisal
  • Management services
  • Strategic planning including company acquisition
Commodity Experience:
  • Base Metals
  • Diamonds
  • Gold, Silver
  • Nickel and Cobalt
Regional Experience:
  • Canada
  • China
  • East Africa
  • Fiji
  • India
  • Indonesia
  • New Zealand
  • Pacific Islands
  • Philippines
  • PNG
  • S E Asia (Malaysia, Thailand, Vietnam, Myanmar)
  • United States

 

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