Purifying an ore concentrate requires energy-intensive technologies. Primary processing operations are often carried out far from the ore extraction site in places where energy resources are plentiful.
Many regions in Quebec have long been highly active processing sites.
The provinces numerous rivers are largely responsible for this situation. Their tumultuous waters drive the turbines of many hydroelectric power stations which supply primary processing plants (smelters and refineries).
The main primary processing regions in Quebec are listed below: