| Greenland |  | Niobium | coal, iron ore, lead, zinc, molybdenum, diamonds, gold, platinum, niobium, tantalite, uranium, fish, seals, whales, hydropower, possible oil and gas | fish and fish products 72%, metals 10% (2008) |
| Nigeria |  | Niobium | natural gas, petroleum, tin, iron ore, coal, limestone, niobium, lead, zinc, arable land | petroleum and petroleum products 95%, cocoa, rubber |
| Gabon |  | Niobium | petroleum, natural gas, diamond, niobium, manganese, uranium, gold, timber, iron ore, hydropower | crude oil 70%, timber, manganese, uranium |
| Burundi |  | Niobium | nickel, uranium, rare earth oxides, peat, cobalt, copper, platinum, vanadium, arable land, hydropower, niobium, tantalum, gold, tin, tungsten, kaolin, limestone | coffee, tea, sugar, cotton, hides |
| DRC |  | Niobium | cobalt, copper, niobium, tantalum, petroleum, industrial and gem diamonds, gold, silver, zinc, manganese, tin, uranium, coal, hydropower, timber | diamonds, gold, copper, cobalt, wood products, crude oil, coffee |
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