Table 3.--U.S. imports for consumption of rare-earths1/ (Metric tons and thousand dollars) ---------------------------------------------------------------------------------------------------------------------- 1970 1971 1972 1973 1974 ----------------- ----------------- ----------------- ----------------- ------------------ Quantity Value Quantity Value Quantity Value Quantity Value Quantity Value ---------------------------------------------------------------------------------------------------------------------- Cerium compounds ----------- NA NA NA NA NA NA 8 35 16 74 Mixtures of rare-earth oxides and chlorides2/----- NA NA NA NA NA NA 6 25 14 101 Cerium salts --------------- -- -- -- -- -- -- -- -- -- -- Rare-earth oxide excluding cerium oxide ---- NA NA NA NA NA NA NA NA NA NA Rare-earth alloys ---------- -- -- -- -- -- -- -- -- 4 -- Rare-earth metals including scandium and yttrium ------ (3/) 21 (3/) 22 2 66 5 210 4 193 Other rare-earth metals ---- -- -- -- -- -- -- -- -- -- -- Ferrocerium and other pyrophoric alloys --------- 4 54 7 82 13 94 17 127 26 238 ------------------------------------------------------------------------------------------ Total4/----------------- 4 75 7 104 15 160 36 397 64 606 ------------------------------------------------------------------------------------------ 1975 1976 1977 1978 1979 ----------------- ----------------- ----------------- ----------------- ------------------ Quantity Value Quantity Value Quantity Value Quantity Value Quantity Value ------------------------------------------------------------------------------------------ Cerium compounds ----------- 3 29 6 26 5 -- -- -- -- -- Mixtures of rare-earth oxides and chlorides2/ ---- (3/) 5 (3/) 7 1 10 3 40 6 116 Cerium salts---------------- 4 10 -- -- -- -- -- -- -- -- Rare-earth oxide excluding cerium oxide ---- NA NA NA NA NA NA 169 6,506 385 15,153 Rare-earth alloys ---------- 9 112 20 71 226 1,445 372 2,390 66 577 Rare-earth metals including scandium and yttrium ------ 1 88 (3/) 9 (3/) 12 6 260 4 186 Other rare-earth metals ---- (3/) (3/) (3/) 2 1 11 (3/) 2 (3/) (3/) Ferrocerium and other pyrophoric alloys --------- 15 187 18 167 21 262 59 641 56 680 ------------------------------------------------------------------------------------------ Total4/----------------- 33 431 44 281 254 1,740 609 9,839 517 16,712 ------------------------------------------------------------------------------------------ 1980 1981 1982 1983 1984 ----------------- ----------------- ----------------- ----------------- ------------------ Quantity Value Quantity Value Quantity Value Quantity Value Quantity Value ------------------------------------------------------------------------------------------ Cerium compounds ----------- NA NA NA NA 5 71 4 25 1 25 Mixtures of rare-earth oxides and chlorides2/ ---- 6 101 8 53 27 93 26 99 708 843 Cerium salts --------------- -- -- -- -- -- -- 2 7 -- -- Rare-earth oxide excluding cerium oxide ---- 524 17,955 196 13,178 193 12,510 609 13,671 935 17,485 Rare-earth alloys ---------- 318 2,918 182 1,651 63 658 75 642 144 1,072 Rare-earth metals including scandium and yttrium ------ 4 307 2 168 3 139 1 182 4 619 Other rare-earth metals ---- 8 73 (3/) 14 (3/) 3 (3/) 14 1 13 Ferrocerium and other pyrophoric alloys --------- 65 902 83 1,249 86 1,092 105 1,185 138 1,651 ------------------------------------------------------------------------------------------ Total4/----------------- 926 22,256 470 16,313 377 14,567 822 15,826 1,932 21,708 ---------------------------- See footnotes at end of table. Table 3.--U.S. imports for consumption of rare-earths1/--Continued (Metric tons and thousand dollars) ---------------------------------------------------------------------------------------------------------------------- 1985 1986 1987 1988 1989 ----------------- ----------------- ----------------- ----------------- ------------------ Quantity Value Quantity Value Quantity Value Quantity Value Quantity Value ---------------------------------------------------------------------------------------------------------------------- Cerium compounds ----------- 2 46 260 395 (3/) 38 695 1,697 251 1,940 Mixtures of rare-earth oxides and chlorides2/ ---- 5 86 40 145 NA NA NA NA 7,391 30,709 Cerium salts --------------- -- -- 5 16 5 15 NA NA NA NA Rare-earth oxide excluding cerium oxide ---- 203 14,386 288 18,942 283 19,470 145 11,538 502 6,986 Rare-earth alloys ---------- 186 1,031 66 409 140 822 146 1,049 NA NA Rare-earth metals including scandium and yttrium ------ 3 285 20 1,837 13 1,350 20 907 294 4,181 Other rare-earth metals ---- 1 34 7 158 22 712 32 965 1,402 8,086 Ferrocerium and other pyrophoric alloys --------- 113 1,302 95 1,154 95 1,294 101 1,348 84 1,220 ------------------------------------------------------------------------------------------ Total4/----------------- 514 17,169 781 23,056 559 23,702 1,140 17,504 9,924 53,122 ------------------------------------------------------------------------------------------ 1990 ------------------ Quantity Value ------------------ Cerium compounds ----------- 359 2,040 Mixtures of rare-earth oxides and chlorides2/ ---- 4,990 37,325 Cerium salts --------------- NA NA Rare-earth oxide excluding cerium oxide ---- 151 8,018 Rare-earth alloys ---------- NA NA Rare-earth metals including scandium and yttrium ------ 199 3,050 Other rare-earth metals ---- 1,363 12,813 Ferrocerium and other pyrophoric alloys --------- 93 1,495 ----------------- Total4/----------------- 7,155 64,741 ---------------------------------------------------------------------------------------------------------------------- NA Not available. 1/Because of the implementation of the Harmonized Tariff System in Jan. 1989, import categories for 1989 and 1990 are not necessarily comparable with those of previous years. 2/Years prior to 1989, rare-earth oxides and chlorides are combined. 3/Less than 1/2 unit. 4/Data may not add to totals shown because of independent rounding. Source: Bureau of the Census.