https://www.zonebourse.com/cours/action/RIO-TINTO-PLC-9590196/actualite/Le-Groupe-Rio-Tinto-LSE-RIO-a-conclu-l-acquisition-d-une-participation-de-50-dans-Matalco-Inc-a-45485992/?utm_source=telegram&utm_medium=social&utm_campaign=share