důlní společnost in Barcarena

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Metso Belém

Travessa Almirante Wandenkolk 1234, 66055-030 Belém, Brazil

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Brazilian Mining Institute - IBRAM

Travessa Rui Barbosa 1536, 66035-220 Belém, Brazil

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Imerys Rio Capim

Rodovia PA 483 Km 20 s/n, 68447-000 Barcarena, Brazil

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MRN Mineração Rio do Norte

Avenida Governador José Malcher 815, 66055-260 Belém, Brazil