# Conflict Minerals: 2020 Company SEC Filings on Mineral Sources Were Similar to Those from Prior Years
> **GAO Report** · 2021-07-12 · `gao-21-531`
## Report
- **GAO ID:** gao-21-531
- **Type:** Report
- **Published:** 2021-07-12
## Source
- [GAO product page](https://www.gao.gov/products/gao-21-531)
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*MORVS · CC0 1.0*