Department Geology Advisory

Kahan Cervoj

Kahan Cervoj is Snowden Optiro’s Executive Consultant in Geology Advisory. With more than 30 years of experience in the mining industry, Kahan has worked across exploration, resource development, and mine geology, with a strong emphasis on getting the fundamentals right…

Jan Graham

Jan Graham is a Resource Geologist with over 18 years of experience in the mining industry, bringing strong technical expertise across a range of commodities and deposit types. As a consultant, she has worked extensively with mining software including Datamine,…

Ian Glacken

Ian Glacken is an Executive Consultant with Snowden Optiro’s Geology Advisory group. An experienced geologist with postgraduate qualifications in geostatistics, mining geology, and computing, Ian has more than 38 years of global mining industry experience. Ian began his career with…

Dr Gregory Zhang

Dr Gregory (Greg) Zhang is a geologist with more than 13 years’ experience in resource estimation, exploration and academic research in multiple commodities. His resource experience has included three-dimensional modelling of mineralisation systems, geostatistical analysis, resource estimation, and technical report…

Paul Blackney

Paul is a geologist with more than 37 years of technical and operational experience. He has worked as a consultant in resource geology for over 30 years. Paul’s skills include resource evaluation, technical audits and reviews, geostatistics, reconciliation, grade control,…