Table 4.21
Exports of Other By-products Associated with Copper Mining by Product by Volume
Unit: Metric tonnes · Cochilco, Anuario Cochilco 2025 · 2002 to 2025
| Series | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Ashes and residues containing copper | 19,442 | 0 | 11,011 | 0 | < 1 | 488 | 51 | 57 | 1 | 328 | 182 | 3,312 | 6,603 | 430 | 19,479 | 2,224 | 4,217 | 40,972 | 111,189 | 67,567 | 45,086 | 37,100 | 59,787 | 52,662 |
| Rhenium | 20 | 16 | 14 | 22 | 96 | 27 | 30 | 26 | 26 | 28 | 33 | 24 | 20 | 20 | 26 | 22 | 30 | 31 | 15 | 17 | 20 | 25 | 26 | 35 |
| Residues containing precious metals | 1,129 | 372 | 20,341 | 403 | 672 | 437 | 769 | 8,835 | 508 | 823 | 410 | 331 | 404 | 646 | 575 | 660 | 3,656 | 1,397 | 3,005 | 2,062 | 2,037 | 1,934 | 1,621 | 1,417 |
| Ashes and residues containing aluminium | 200 | 40 | 41 | 22 | 48 | 2,309 | 5,138 | 4,643 | 3,359 | 745 | < 1 | 0 | 0 | 0 | 0 | 9 | 0 | 0 | 0 | 0 | 46 | 76 | 25 | 0 |
| Ashes and residues containing zinc or lead | 472 | 382 | 257 | 182 | 651 | 1,008 | 612 | 930 | 765 | 635 | 907 | 825 | 397 | 732 | 360 | 576 | 228 | 368 | 589 | 1,058 | 491 | 681 | 675 | 579 |
| Ashes and residues containing other metals | 734 | 1,487 | 787 | 1,403 | 1,198 | 2,021 | 1,350 | 1,087 | 787 | 848 | 653 | 2,290 | 2,188 | 1,349 | 1,372 | 34 | 29 | 23 | 3 | < 1 | 159 | 26 | 67 | 117 |
| Slags of iron or steel | 41,144 | 2,015 | 35,991 | 29 | 36,179 | 54 | 0 | 231 | 11,470 | 106,407 | 48,996 | 16,707 | 25,270 | 916 | 875 | 686 | 1,107 | 3,069 | 1,343 | 1,480 | 693 | 977 | 878 | 16,683 |
| Other slags and ashes | 84 | 127 | 151 | 295 | 366 | 358 | 403 | 255 | 499 | 269 | 364 | 193 | 105 | 84 | 78 | 105 | 156 | 156 | 78 | < 1 | 0 | < 1 | < 1 | < 1 |
| TOTAL | 63,225 | 4,438 | 68,592 | 2,356 | 39,210 | 6,702 | 8,351 | 16,065 | 17,416 | 110,083 | 51,546 | 23,682 | 34,986 | 4,177 | 22,764 | 4,314 | 9,423 | 46,016 | 116,222 | 72,185 | 48,533 | 40,821 | 63,079 | 71,492 |
Notes of the table
- (1) Las cantidades corresponden al peso bruto del producto exportado y no a su contenido metálico fino. / Quantities correspond to the gross weight of the exported product and not to its fine metal content.
- (2) Incluye residuos, subproductos metalúrgicos y otros materiales recuperables asociados a procesos minero-metalúrgicos, clasificados según su contenido principal de cobre, renio, metales preciosos, cinc, plomo, aluminio u otros metales. / Includes metallurgical residues, by-products and other recoverable materials associated with mining and metallurgical processes, classified according to their main content of copper, rhenium, precious metals, zinc, lead, aluminium or other metals.
Source stated in the table
Elaborado por COCHILCO a partir del registro de exportaciones por código arancelario del Servicio Nacional de Aduanas de Chile. / Prepared by COCHILCO based on export records by tariff code from the National Customs Service of Chile.
Source: Chilean Copper Commission (Cochilco), Cochilco, Anuario Cochilco 2025 (XLSX), 2026. Read on Oct 6, 2026.
n.d.: no data · n.a.: not applicable · “< 1”: less than one unit.