Mineracao Diamante Negro Ltda. (Brasil)

Atividades Secundárias: Iron Ore Mining | Copper, Nickel, Lead, and Zinc Mining | All Other Metal Ore Mining | Crushed and Broken Limestone Mining and Quarrying | Kaolin and Ball Clay Mining | Clay and Ceramic and Refractory Minerals Mining | Other Nonmetallic Mineral Mining and Quarrying | Other Chemical and Fertilizer Mineral Mining | All Other Nonmetallic Mineral Mining | Support Activities for Metal Mining | Support Activities for Nonmetallic Minerals (except Fuels) Mining | All Other Specialty Trade Contractors | Metal and Mineral (except Petroleum) Merchant Wholesalers | Furniture Stores | Home Furnishings Stores | Gift, Novelty, and Souvenir Stores | Surveying and Mapping (except Geophysical) Services | Marketing Consulting Services | Research and Development in the Physical, Engineering, and Life Sciences