Producers & refiners
Document material identity, origin, production route and available product-level evidence.
WORLD MATERIALS CENTER
The materials value chain
Understand who holds which information, from origin to recovery.
ROLES & HANDOVERS
Better evidence at each step.
An independent reference map. Organisations are not partners or sponsors.
Processors & manufacturers
Connect incoming grades to processing conditions, yield, testing and finished product requirements.
Designers & specifiers
Define function, service conditions and acceptance criteria before comparing alternatives.
Intelligence providers
Explain price methodologies, market definitions and coverage. Data rights must be agreed before integration.
Testing & assurance
Check evidence against the relevant scope and methods. A company listing is not verification.
Collectors & recyclers
Identify collection, separation, recovery efficiency and receiving-market quality requirements.
PRIMARY REFERENCES
Go to the source.
Reports and methodological resources used in our research.
Source: IEA — Global Critical Minerals Outlook 2026. 16 July 2026. Accessed 9 November 2026.
Source: UNEP — Global Resources Outlook 2024. 1 March 2024. Accessed 9 November 2026.
Source: EC — Digital Product Passport FAQs. Undated; checked 9 November 2026. Accessed 9 November 2026.
Source: WS — Life cycle assessment in the steel industry. Undated; checked 9 November 2026. Accessed 9 November 2026.