Australia, Sept. 16 -- Sedgman, a member of the ACS Group, has been appointed as the preferred engineering, procurement and construction management (EPCM) contractor for the Colossus Rare Earth Project in Minas Gerais, Brazil, by Viridis Mining & Minerals Limited (Viridis). The appointment marks an important milestone in the development of one of the world's most significant ionic adsorption clay (IAC) rare earth projects and further strengthens Sedgman's growing presence in South America. Work will commence immediately under a bridging phase to progress critical detailed engineering design and procurement activities ahead of the Project Final Investment Decision (FID).Following Final Investment Decision (FID), Sedgman will continue to work...