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Diamonds and gemstones
Reviewed against certification and chain-of-custody requirements
Every diamond submission is subject to a dedicated Kimberley Process review. Gemstone submissions require type, carat weight, treatment disclosure and laboratory certification.
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Africa mineral facts
Approximately 30%
Africa's share of the world's known mineral reserves.
According to World Bank reporting, Africa holds approximately 30% of the world's known mineral reserves. Estimates may change as exploration advances and economic or reporting conditions evolve.
World Bank — Extractives Global Programmatic Support · Estimate, reported 2023–2024 · Reviewed 21 Sept 2026
Figures are estimates for the reporting year shown and may change as new data becomes available. Read the full briefing.
Diamond submissions
- Carat weight and parcel type
- Certification details
- Kimberley Process documentation
- Dedicated Kimberley Process compliance review
- Proof of origin and chain-of-custody records
Gemstone submissions
- Gemstone type and carat weight
- Full treatment disclosure
- Independent laboratory certification
- Licence and export-permit verification
- Administrator approval of the gemstone category