Teck made a gross profit of $202 million at its Trail smelter in the second quarter of this year, up from $42 million for the same period of last year.
Justice Gordon Weatherill is hearing three days of arguments and will ultimately decide whether the project is referred back to the provincial government for reconsideration.
An executive with the company behind a proposed magnesium mine near Rossland says a court decision this week upholding an injunction against the project is "disappointing" but "procedural."
The ruling from Justice W. Paul Riley came this morning in Vancouver. He was considering whether the matter should proceed to a full hearing before a three-member panel.