** Shares of miner Capstone Copper CS.TO down ~4% at C$14.1
** Production at co's Mantoverde copper and gold mine in northern Chile has halted due to shutdown of its desalination plant amid a nearly three-week labor strike
** Brokerage National Bank Of Canada Capital Markets estimates that a week of strike with no production will have an impact of US$11.8 million
** Capstone says a takeover of the plant by workers had begun on Sunday evening
** In 2025, CS was up 55%
(Reporting by Dharna Bafna in Bengaluru)
((Dharna.bafna@thomsonreuters.com))