Openpit mining has started at the Oposura zinc/lead/silver project, in Mexico, ASX-listed Azure Minerals reported on Friday.
The project is expected to produce between 1 500 t/m and 3 000 t/m of ore at grades of between 10% to 15% combined zinc and lead. Ore processing will start in September under a toll treatment agreement with a third-party sulphide flotation processing plant.