Dr. Garba Abdulrasaq Abubakar pursued a career in geosciences at the Department of Geology Ahmadu Bello University Zaria in the years 1983-1986 and joined the Geological Survey Department, now Nigerian Geological Survey Agency (NGSA) of the former Ministry of Mines, Power and Steel immediately after completing his compulsory National Youth Service in December 1987.
He rose through the ranks and became the Director Economic Geology Department of the NGSA 2016. Dr Garba went for further studies and obtained a Ph.D degree in Geology (Economic Geology/Geochemistry/Mineral Exploration) at the University of Ilorin.
He has attended many professional development courses and leadership workshops/conferences mostly in exploration and resources assessment training in mineral resources assessment, reporting standards and JORC reporting. He also won the SEG/SGA-UNESCO scholarship to attend the Africa metallogeny and mineral resources workshop in Marrakech, Morocco. He is also a co leader of the PanAfGeo Work Pack 2 (Mineral Resources Assessment), a training program for African Geological Surveys sponsored by the European Geological Surveys.
His career spanned various aspects of geology with major interests in Economic Geology. He has made contributions in areas of geosciences, especially in exploration leading to discoveries and development of mining projects. He has made contributions to the development of NGSA thematic products which later evolved into key publications and projects, such as the Geological Map of Nigeria, National Geochemical Mapping Technical Assistance Project, Exploration/evaluation projects, and the National Integrated Mineral Exploration Project.
He was a lead member of the team that evaluated the alluvial gold resources of Laka area, Kebbi State for Harvest Mining Company Limited, a joint venture company owned by the Federal Government of Nigeria, Kebbi State Government, and a private company leading to definition of alluvial reserves. He was also a member of exploration team that evaluated the primary and alluvial gold resources associated with lead, silver and gold mineralization of Baban Tsauni area, leading to development of an evolving major mining project in Nigeria. Dr. Garba is a member of several societies and also a Fellow of the Geological Society of London and Nigerian Mining and Geosciences Society.