Highfield Resources buoyed as Navarra president states project will be important for economic recovery Maria Chivite and other regional officials participated in an event to commemorate the award of Mining Concessions for the Muga Potash Project in northern Spain. President of Navarra Maria Chivite at the Muga mine-site event on July 16, 2021. Highfield Resources Ltd (ASX:HFR) welcomes a statement by Navarra region president Maria Chivite that its Muga Potash Project in northern Spain is sustainable and important for the region’s economic recovery. Ms Chivite attended an official event at the Muga Mine site on July 16, 2021, following the receipt of the Mining Concession.