Usina de minério
This research was carried out in the following units: the Carajás mining complex and the Azul mine, in the Brazilian state of Pará; the Ponta da Madeira port complex in Maranhão; the Carajás Railroad (which runs through Pará and Maranhão); the Tubarão port complex in the state of Espírito Santo, the following mines in Minas Gerais - Brucutu, Gongo Soco, …