Marcus Osiejak

Marcus has a broad range of geological skills and is an expert user of Surpac, Leapfrog and Supervisor

Marcus Osiejak

Marcus has a broad range of geological skills and is an expert user of Surpac, Leapfrog and Supervisor

Senior Resource Geologist

Marcus is an experienced geologist with over 16 years’ experience in both mine geology and exploration, with a particular focus on narrow vein gold Mineral Resource estimation and reconciliation.

He has developed a broad range of skills in planning, implementation and supervision of drill programs, underground and open pit production duties, mentoring and supervising teams, geological modelling and resource estimation in Archaean gold mineralisation styles. He is an expert user of Surpac, Leapfrog and Supervisor geostatistical software.

EXPERTISE

  • 3D geological modelling and resource estimation
  • Due diligence and resource audits
  • Review and analysis of QAQC
  • Competent Person for gold

Qualifications and Affiliations

  • Bachelor of Science – Geology and Physical Geography
  • Diploma in Frontline Management, October 2007, Etas WA Pty Ltd
  • Member of AusIMM (CP Geo)

Career Summary

2021 – Present
Senior Resource Geologist
-
Cube Consulting
2014 – 2021
Senior Resource Geologist
-
Wiluna Mining - Wiluna
2012 – 2014
Senior Resource Geologist
-
Reed Resources - Meekatharra
2009 – 2012
Senior Resource and Development Geologist
-
Barrick - Darlot
2008 – 2009
Senior Geologist
-
Barrick - Lawlers
2007 – 2008
Senior Resource Geologist
-
Barrick - Lawlers
2005 – 2007
Underground Project Geologist
-
Barrick - Lawlers
2004 – 2005
Underground Production Geologist
-
Barrick - Lawlers
2004
Exploration Geologist
-
De Grey Mining - Indee Station