Ollie Wright - Managing Director, Commercial Helicopter Pilot, Geophysicist

Over 20 years of experience in geophysics including roles as Managing Director
for GEODASS and General Operations manager for Fugro Airborne Surveys.

Involved in the design and implementation of the helicopter gradient and fixed-wing gradiometer systems.
More than 4500 hrs of geophysical survey experience as a helicopter pilot.

Positions Held at The following Companies:

• Wild Dog Helicopters (Chief Executive Officer, 2005 - present)
• Fugro Airborne Surveys (General Manager Airborne Operations, 2000 - 2005)
• Geodass (Managing Director, 1983 - 2000)
• African Geosurvey (Airborne Manager, 1980 - 1982)
• Geological Survey of South Africa (Geophysical technician, 1979 - 1980)

Commercial Pilots Rating:

• Bell 206 Jet Ranger
• Bell 206L Long Ranger
• Bell 47 Sioux
• Enstrom F28
• Hughes 300c
• Astar 350B
• Sling Rating
• Test Pilot II Rating

Detailed Summary of Airborne Geophysics Experience:

Fugro - Central Region, Africa, Europe and Russia (2000 - 2005)


• Responsible for management of all Airborne Operations and administration including the following departments: Flight Operations, Airborne Systems, Projects,
  Aircraft Engineering, Woodmead Head Office
• Fleet consisted of 9 fixed wing and 2 rotary wing company owned aircraft.
  
  

Geodass (1983 - 2000)


• Management for Geodass fleet of aircraft and personnel - 3 fixed wing aircraft and 4 helicopters
• Processing and Quality Control of Magnetic, Gradient and Radiometric data using ECS and Oasis Montaj Software
• Personally collected and processed approximately 2 million line kilometres of ground and airborne total field and gradiometer magnetics,
  EM, electrical and radiometric data.
• Designed, installed, tested and operated the first four sensor triaxial airborne magnetometer.
• Designed and constructed high drag bird, winch driven, helicopter mag system.
• Designed and constructed first commercial helicopter gradient system.
• Design, installation and flight-testing of Hughes 300 MIDAS helicopter gradient system.
  
  

African Geosurvey (1980 - 1982)


• Responsible for data acquisition of Airborne Magnetic and Radiometric Data.
• Extensive experience in installation and operation of airborne geophysical equipment in many types of aircraft,
  including Beaver DHC2, Dakota DC3, Cessna 206,
  Cessna 404, Bell 206 Jet Ranger, Bell 204, and Piper Navajo
• Quality control and management of airborne surveys

 

Adam Wooldridge - Technical Director

15 years experience as an exploration and consultant geophysicist for a variety of commodities including massive Ni-sulphides,
kimberlites, stratiform copper, IOCG, BHT-type, Wits gold, PGE's, uranium and petroleum.

Formal Education

• BSC - Geology & Geophysics (First Class)
• BSC Honours - Geophysics (SAGA award for top SA student 1996)

Applied Techniques Include:

• Airborne - EM, magnetics, radiometrics and gravity
• Ground - MLEM, Turnam EM, DHEM, IP, max-min, NSAMT, gravity and magnetics.

Positions Held at The Following Companies:

• Director - NRG (2006 onward)
  • Responsible for design and implementation of airborne surveys, marketing of products, contracts and tenders.
• Consultant (2005 - 2007)
  • Carried out a number of interpretations including:
    • Depth to basement modeling using airborne gravity and magnetics
    • Design and QC of airborne surveys (including airborne gravity)
    • Interpretation of airborne and ground EM, magnetic, radiometric, gravity and IP surveys over a range of deposits including Ni, U, Petroleum, kimberlite projects.
• Fugro Airborne Surveys (Chief Technical Geophysicist 2003 - 2005)
  • Responsible for QC of airborne geophysical data (magnetic, radiometric, gravity)
  • Promoting of new technology
  • Design and implementation of surveys
  • Technical assistance on all projects
• Mineral Services (Senior Geophysicist 1999 - 2003)
  • Interpretation of airborne geophysics and implementation of ground geophysics primarily for kimberlite exploration.
• BHP (Geophysicist 1998 - 1999)
  • Airborne EM interpretation, focus on Stratiform Cu and IOCG deposits.
• Gold Fields SA (Geophysicist 1996 - 1998)
  • Ground EM, gravity and magnetic interpretation. Focus on assortment of base metal deposits and kimberlites
• Gold Fields Bursary Student (1993 - 1996)

Professional Organizations:

• South African Council for Natural Scientific Professions (Pr. Sci. Nat.)
• South African Geophysical Association (SAGA)
• Australian Geophysical Association (ASEG)
• Society of Exploration Geophysicists (SEG)
• European Association of Geoscientists and Engineers (EAGE)

Presentations / Publications

• Wooldridge AM (2010). When Resolution is Key: Review of high resolution magnetic, radiometric and airborne gravity datasets.
  EAGE Magnetic and Gravity Workshop, Barcelona 2010.
• Wooldridge AM (2010). Review of modern airborne gravity focusing on results from GT-1A surveys, First Break volume 28, May 2010.
• Wooldridge AM (2004). Review of modern gradiometry systems. SEG Magnetic Gradient Workshop, Denver 2004.
• SEG Gold Workshop, Denver 2004: Using airborne gravity to target giant gold deposits.
• Wooldridge AM (2004). Introducing the GT-1A airborne gravity system: A case history over the Vredefort Dome. ASEG Airborne Gravity
  and Gradiometry Workshop, Sydney 2004.
• SAGA monthly talks, 2004: Airborne Gravity: Review, advances, application.
• 11th Iranian Geophysical Conference, Tehran 2003: Aeromagnetic and Radiometric Mapping: First stage in realising mineral potential
  for Greenfield exploration.

 

 

 

 

Roger Wright - Airborne Systems Engineer & Director

Over 15 years experience in design, installation and maintenance of airborne geophysical systems
(manager of Airborne Systems for GEODASS and subsequently Fugro Airborne Surveys).

Personal:

• Nationality: South African
• Passport: 475890683
• Date of Birth: 27-05-1954

Formal Education:

• National Certificate for Technicians T3
• National Higher Diploma
• Masters Diploma in Electronics

Courses &Training:

• MK 1P Processor
• E10 Digital Telephone Exchange
• Pulse Code Modulation (PCM)

Experience:

• NRG Exploration (Systems Director, 2005 - present)
• Fugro Airborne Surveys (Manager Airborne Systems, 2000 -2005)
• Geodass (Manager Airborne Systems, 1997 - 2000)
• Spectrum Air (Airborne Systems Operator, 1996 - 1997)
• Electronic Geophysical Services (Owner, 1990 - 1995)

• Relevant Airborne Experience

• Gravity:
• Installation and maintenance of the GT-1A airborne gravity system. Responsible for the first commercial GT1A installation in 2004.
• Magnetic:
• Design and implementation of the world's first tri-axial fixed wing platform (Titan 404, Cessna 208).
• Design and implementation of a horizontal gradient magnetic system on a helicopter platform (Hughes 300, Bell Jet Ranger, ASTAR B-series).
• Development of the XPlorer™ high resolution magnetic and radiometric system.
• Electromagnetic:
• Operation and maintenance of the Spectrum Air time-domain system.
• Installation of an EM33-3 on a Jet Ranger platform.
• Data acquisition:
• Implementation of the FASDAS data acquisition system.
• Development of the NRG data acquisition system.

Languages:

• English
• Afrikaans