Mining Engineer – 1978 (UFMG). More than 40 years in the mining sector, with over 30 years dedicated to consulting and 10 years in management positions in mining operations. Commodities: gold, copper, uranium, rare earths, iron, phosphate, titanium, bauxite, nickel, limestone, lithium, manganese, vanadium, and graphite. Specialties: Resource estimation, reserve estimation, mine planning, grade control, mining management, geometallurgy.