Image: Excelsior Mining Corp

Shares in Excelsior Mining Corp (TSX:MIN) showed little reaction on Thursday after the company announced that a state operating permit for its Gunnison copper project in Cochise County, Arizona, received final approval.

The Vancouver-based company’s shares trading in Toronto lost a penny in midday trading, affording Excelsior a market value of $203m. Year to date the counter is up 35%.



The company announced there was no appeal against Excelsior’s Aquifer Protection Permit after a mandated 30-day review period. It leaves the Excelsior one step away from the start of construction on the Arizona’s first new copper mine in more than a decade: