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$Title{Table 12.: Mining and Mineral Production, 1970-76}
_____________________________________________________________________________________________________________________________________________________
Product Unit 1970 1971 1972 1973 1974 1975 1976 Product
_____________________________________________________________________________________________________________________________________________________
Copper ....................... ton 387,116 407,064 435,741 488,567 499,699 496,331 443,948 Copper
Zinc concentrates ............ ton 185,193 195,001 178,735 156,356 160,143 141,597 125,533 Zinc concentrates
Metal content ............ ton (104,338) (108,840) ( 99,484) ( 87,559) ( 89,680) ( 79,294) ( 70,298) Metal content
Primary metal ............ ton ( 63,749) ( 62,673) ( 66,652) ( 66,026) ( 68,716) ( 65,588) ( n.a.) Primary metal
Cobalt ....................... ton 13,958 14,518 13,112 15,052 17,545 13,644 10,686 Cobalt
Cadmium ...................... ton 316 262 296 278 272 264 260 Cadmium
Silver ....................... kilogram 46,052 45,730 64,637 62,052 51,278 71,258 76,895 Silver
Manganese ore ................ ton 346,950 329,066 369,481 333,963 308,775 308,525 182,185 Manganese ore
Cassiterite .................. ton 8,971 8,944 8,221 7,502 6,542 6,368 5,318 Cassiterite
Tin metal content ........ ton ( 6,458) ( 6,456) ( 5,960) ( 5,442) ( 4,720) ( 4,562) ( 3,828) Tin metal content
Smelter tin .............. ton ( 1,396) ( 1,543) ( 1,204) ( 969) ( 685) ( 648) ( n.a.) Smelter tin
Gold ......................... kilogram 5,630 5,428 4,377 4,157 4,064 3,210 2,684 Gold
Diamonds Diamonds
Industrial ............... 1,000 carats 12,408 12,002 12,181 12,004 12,991 12,415 11,516 Industrial
Gem ...................... ---do--- 1,655 740 1,209 935 606 395 305 Gem
Coal ......................... ton 101,739 118,552 127,826 115,200 95,525 89,118 109,104 Coal
Wolframite ................... ton 365 596 532 448 368 461 443 Wolframite
Columbium-tantalum ........... ton 147 119 102 56 64 80 79 Columbium-tantalum
Germanium .................... ton 21 53 --- 3 62 n.a. n.a. Germanium
Beryl ........................ ton 130 61 --- --- --- --- n.a. Beryl
Monazite ..................... ton 143 180 228 227 300 298 125 Monazite
Tantalum-bearing scoria ...... ton 475 300 310 250 186 50 100 Tantalum-bearing scoria
Petroleum, crude ............. 1,000 --- --- --- --- --- 25 9,075 Petroleum, crude
barrels
____________________________________________________________________________________________________________________________________________________
Source: Based on information from Banque du Zaire, Rapport annuel 1975,
Kinshasa, p. 63; Banque du Zaire, Departement des Etudes, Statistiques
economiques et financieres provisoires pour l'annee 1976, Kinshasa,
Table 1; and Marches Tropicaux et Mediterraneens, Paris, November 4,
1977, p. 3103.