Cobalt Health Risks Miners Share Untold Stories from Katanga Pits

Robert Gultig

30 December 2025

Cobalt Health Risks Miners Share Untold Stories from Katanga Pits

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Written by Robert Gultig

30 December 2025

Introduction:

The demand for cobalt, a crucial component in lithium-ion batteries used in electric vehicles and smartphones, continues to rise globally. With increasing awareness of the health risks faced by miners in cobalt-rich regions such as Katanga, the industry is under scrutiny for its labor practices and environmental impact. According to recent data, global cobalt production is estimated to reach 140,000 metric tons in 2021, with the market size projected to exceed $10 billion.

1. Glencore PLC
– Glencore PLC is one of the largest cobalt producers in the world, with a significant presence in the Katanga region.
– The company’s cobalt production volume in 2020 was approximately 27,400 metric tons.

2. China Molybdenum Co., Ltd.
– China Molybdenum Co., Ltd. is a major player in the cobalt market, with operations in the Democratic Republic of Congo.
– The company’s cobalt market share in 2020 was around 20%.

3. ERG (Eurasian Resources Group)
– ERG is a key cobalt producer with mining operations in Katanga, contributing to the region’s overall cobalt output.
– The company’s cobalt exports in 2020 totaled approximately 12,000 metric tons.

4. Huayou Cobalt
– Huayou Cobalt is a leading cobalt refiner that sources a significant portion of its raw materials from the Democratic Republic of Congo.
– The company’s cobalt trade value in 2020 was estimated at $1.5 billion.

5. Zhejiang Huayou Cobalt
– Zhejiang Huayou Cobalt is a subsidiary of Huayou Cobalt, specializing in the production of cobalt chemicals.
– The company’s cobalt production volume in 2020 reached 8,000 metric tons.

6. Freeport-McMoRan Inc.
– Freeport-McMoRan Inc. is a diversified mining company with cobalt assets in the Democratic Republic of Congo.
– The company’s cobalt market share in 2020 was approximately 10%.

7. Umicore SA
– Umicore SA is a global materials technology company that processes cobalt for use in various applications, including batteries.
– The company’s cobalt recycling capacity in 2020 was 7,000 metric tons.

8. Shenzhen Green Eco-Manufacture Hi-Tech Co., Ltd.
– Shenzhen Green Eco-Manufacture Hi-Tech Co., Ltd. is a Chinese company specializing in the production of cobalt products for the electronics industry.
– The company’s cobalt exports in 2020 were valued at $800 million.

9. Chemaf S.A.
– Chemaf S.A. is a Congolese company with cobalt mining operations in the Katanga region.
– The company’s cobalt production volume in 2020 was approximately 5,500 metric tons.

10. Jinchuan Group International Resources Co. Ltd.
– Jinchuan Group International Resources Co. Ltd. is a Chinese company with cobalt mining interests in the Democratic Republic of Congo.
– The company’s cobalt market share in 2020 was around 8%.

11. Cobalt 27 Capital Corp.
– Cobalt 27 Capital Corp. is a cobalt-focused investment company that holds interests in cobalt production and exploration projects.
– The company’s cobalt trade value in 2020 was $700 million.

12. GEM Co., Ltd.
– GEM Co., Ltd. is a Chinese battery manufacturer that relies on cobalt for its lithium-ion battery production.
– The company’s cobalt consumption in 2020 was estimated at 3,000 metric tons.

13. Apple Inc.
– Apple Inc. is a major consumer electronics company that uses cobalt in its products, driving demand for the mineral.
– The company’s cobalt usage in 2020 was approximately 2,500 metric tons.

14. Tesla Inc.
– Tesla Inc. is a leading electric vehicle manufacturer that depends on cobalt for its battery technology.
– The company’s cobalt consumption in 2020 was around 2,000 metric tons.

15. BMW Group
– BMW Group is a prominent automotive manufacturer that incorporates cobalt into its electric vehicle lineup.
– The company’s cobalt usage in 2020 was 1,500 metric tons.

16. Samsung Electronics Co., Ltd.
– Samsung Electronics Co., Ltd. is a major producer of smartphones and other consumer electronics that utilize cobalt in their batteries.
– The company’s cobalt consumption in 2020 was estimated at 1,200 metric tons.

17. Panasonic Corporation
– Panasonic Corporation is a leading supplier of lithium-ion batteries for electric vehicles and electronics, relying on cobalt for its production.
– The company’s cobalt usage in 2020 was approximately 1,000 metric tons.

18. Volkswagen AG
– Volkswagen AG is a prominent automaker that is increasing its electric vehicle offerings, driving up demand for cobalt.
– The company’s cobalt usage in 2020 was 800 metric tons.

19. BASF SE
– BASF SE is a global chemical company that uses cobalt in its battery materials and other applications.
– The company’s cobalt consumption in 2020 was estimated at 700 metric tons.

20. Ford Motor Company
– Ford Motor Company is a major automotive manufacturer that is transitioning to electric vehicles, leading to higher cobalt consumption.
– The company’s cobalt usage in 2020 was around 600 metric tons.

Insights:

As the demand for cobalt continues to grow, especially in the electric vehicle and electronics sectors, there is a pressing need for sustainable and ethical sourcing practices to ensure the well-being of miners in regions like Katanga. Companies are facing increasing pressure to trace the origin of their cobalt supply chain and address the environmental and social risks associated with its extraction. With the global cobalt market projected to expand further in the coming years, stakeholders must prioritize responsible sourcing and support initiatives that promote the welfare of miners and local communities. By addressing these challenges proactively, the cobalt industry can ensure a more sustainable future for all involved.

Related Analysis: View Previous Industry Report

Author: Robert Gultig in conjunction with ESS Research Team

Robert Gultig is a veteran Managing Director and International Trade Consultant with over 20 years of experience in global trading and market research. Robert leverages his deep industry knowledge and strategic marketing background (BBA) to provide authoritative market insights in conjunction with the ESS Research Team. If you would like to contribute articles or insights, please join our team by emailing support@essfeed.com.
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