Metallurgical optimisation test work on ore from the Maronan project in North-West Queensland has delivered very high-grade silver-lead concentrates with excellent metal recoveries Flotation testwork on carbonate-hosted silver-lead ore from the deposit produced concentrates grading greater than 74 per cent lead and more than 2900 g/t silver, Maronan Metals said.Recoveries for lead and silver were […]
