Rare Earths & Critical Minerals
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Independent elemental and materials analysis for critical raw materials and strategic supply chains
Rare earth elements and critical minerals are essential to modern technologies, clean energy systems and advanced manufacturing. Organisations operating across exploration, processing, recycling and downstream manufacturing require accurate, independent data to support commercial decisions, regulatory compliance and supply chain resilience.
Birmingham Assay Office (BAO) provides independent elemental and materials analysis services through its UKAS accredited Analytical Testing Laboratory, supporting organisations working with rare earths and critical minerals across the UK and international supply chains.
Your challenges...
Organisations working with rare earth elements and critical minerals increasingly need to:
- Accurately determine elemental composition and concentrations
- Identify and quantify rare earth elements and associated impurities
- Verify material quality for processing, trading and refining
- Support regulatory compliance and due diligence requirements
- Provide credible data for ESG, traceability and supply chain transparency
- Manage technical and commercial risk in strategic materials
Independent analytical testing underpins confidence in critical mineral supply chains.
How Birmingham Assay Office supports you...
Elemental Analysis of Rare Earth & Critical Materials
Our UKAS accredited laboratory provides independent analysis of:
- Rare earth element (REE) concentrates and materials
- Critical mineral ores, intermediates and refined products
- Secondary and recycled critical mineral streams
- Processing residues and by-products
Delivering accurate data on rare earth elements and associated metals.
Verification for Trading, Processing & Due Diligence
We support organisations with analytical evidence to:
- Verify specifications and grades
- Support buying, selling and off-take agreements
- Reduce disputes related to composition or quality
- Provide independent third-party assurance
Strengthening commercial confidence and decision-making.
Regulatory, ESG & Supply Chain Support
Our analytical services assist with:
- Supporting ESG and sustainability reporting
- Demonstrating traceability and responsible sourcing
- Providing data for regulatory submissions and audits
- Supporting critical mineral strategy and compliance initiatives
Providing robust evidence to support responsible operations.
Process Development & Technical Investigation
We work with technical teams to support:
- Process development and optimisation
- Assessment of recovery and separation efficiency
- Investigation of unexpected analytical or process outcomes
- Independent analysis during technical or commercial disputes
Delivering clarity where accurate data is essential.
Get In touch
If you operate in the rare earth or critical minerals sector, Birmingham Assay Office’s Analytical Testing Laboratory can support you with independent elemental and materials analysis.
to discuss analytical testing services for rare earths and critical minerals.
Why choose Birmingham Assay Office?
- UKAS Accredited Analytical Laboratory – Independent, impartial testing
- Critical Materials Expertise – Experience in elemental analysis of strategic metals
- Heritage of Assurance – Over 250 years protecting material integrity and value
- Independent & Trusted – No involvement in mining, trading or processing
- Clear, Actionable Reporting – Suitable for technical, commercial and regulatory use
- Our reputation for accuracy and independence makes BAO a trusted analytical partner for critical materials.
“Working with Birmingham Assay Office has allowed us to transform customer confidence. Their independent valuations and digital certificates have created a new level of trust and transparency and we’ve seen more customers purchasing because of it.“
Representative from
Global Auction House and Pawnbroker
Contact us
Birmingham Assay office
0121 820 0773
Address
1 Moreton St, Birmingham, B1 3AX