![The world's biggest mining companies in 2018](/e69yszg/234.jpg)
The world's biggest mining companies in 2018
Jun 21, 2018· Rio Tinto – 40bn. Rio Tinto's 2017 revenue increased by % over 2016, driven by resilient commodity prices over the year and company's portfolio of worldclass assets such as Pilbara iron ore business, Queensland bauxite assets, Canadian aluminium smelters, and .