* Number of smelters and refiners in Apple's supply chain that are either participating in or are verified through a third party audit that verifies that their supplies of tantalum, tin, tungsten, and gold (also known as 3TG) are not originating in the Democratic Republic of the Congo (DRC) or the adjacent countries.
** Zero smelters identified.
In 2010, there were *** reported smelters or refiners in Apple's supply chain (out of a total of *** smelters or refiners) that were either participating in or verified through a third-party audit to guarantee that they were not using tantalum, tin, tungsten, or gold (also know as 3TG) from regions where these materials are produced in conditions of armed conflict or human rights abuses. By 2015, all the smelters and refiners in Apple's supply chain were verified to not be using conflict minerals.
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gamesindustry.biz. (June 9, 2016). Number of conflict mineral-free verified smelters and refiners in Apple's supply chain from 2009 to 2015* [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/662349/conflict-mineral-free-verified-smelters-and-refiners-in-apples-supply-chain/
gamesindustry.biz. "Number of conflict mineral-free verified smelters and refiners in Apple's supply chain from 2009 to 2015*." Chart. June 9, 2016. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/662349/conflict-mineral-free-verified-smelters-and-refiners-in-apples-supply-chain/
gamesindustry.biz. (2016). Number of conflict mineral-free verified smelters and refiners in Apple's supply chain from 2009 to 2015*. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/662349/conflict-mineral-free-verified-smelters-and-refiners-in-apples-supply-chain/
gamesindustry.biz. "Number of Conflict Mineral-free Verified Smelters and Refiners in Apple's Supply Chain from 2009 to 2015*." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 9 Jun 2016, /statistics/662349/conflict-mineral-free-verified-smelters-and-refiners-in-apples-supply-chain/
gamesindustry.biz, Number of conflict mineral-free verified smelters and refiners in Apple's supply chain from 2009 to 2015* ÌÇÐÄÆƽâ°æ, /statistics/662349/conflict-mineral-free-verified-smelters-and-refiners-in-apples-supply-chain/ (last visited July 31, 2026)
Number of conflict mineral-free verified smelters and refiners in Apple's supply chain from 2009 to 2015* [Graph], gamesindustry.biz, June 9, 2016. [Online]. Available: /statistics/662349/conflict-mineral-free-verified-smelters-and-refiners-in-apples-supply-chain/
