Comoros
NEGL
Congo, Democratic Republic of the cobalt, copper, niobium, tantalum, petroleum, industrial and gem diamonds, gold, silver, zinc, manganese, tin, uranium, coal, hydropower, timber
Congo, Republic of the petroleum, timber, potash, lead, zinc, uranium, copper, phosphates, gold, magnesium, natural gas, hydropower
Cook Islands
NEGL
Coral Sea Islands
NEGL
Costa Rica
hydropower
Cote d'Ivoire
petroleum, natural gas, diamonds, manganese, iron ore,
cobalt, bauxite, copper, gold, nickel, tantalum, silica sand, clay,
cocoa beans, coffee, palm oil, hydropower
Croatia
oil, some coal, bauxite, low-grade iron ore, calcium,
gypsum, natural asphalt, silica, mica, clays, salt, hydropower
Cuba
cobalt, nickel, iron ore, chromium, copper, salt, timber,
silica, petroleum, arable land
Cyprus
copper, pyrites, asbestos, gypsum, timber, salt, marble, clay
earth pigment