As global demand for lithium-ion batteries surges, understanding lithium ore specifications has become crucial for both miners and traders. This guide breaks down the technical specifications that international buyers require. **Types of Lithium Minerals:** - **Spodumene:** The most common hard-rock lithium mineral. Nigeria's primary lithium source. Formula: LiAlSi2O6 - **Lepidolite:** A lithium-bearing mica. Found as secondary deposits in Nigerian pegmatites. - **Petalite:** Lower lithium content but valued for ceramics applications. **Key Specifications for Spodumene Concentrate:** | Parameter | Standard Grade | Premium Grade | Battery Grade | |-----------|---------------|---------------|---------------| | Li2O content | 1.5–3.0% | 3.0–5.0% | 5.5–6.5% | | Fe2O3 | <1.5% | <1.0% | <0.15% | | Moisture | <8% | <5% | <0.5% | | SiO2 | Balance | Balance | <65% | | Al2O3 | 20–28% | 24–28% | 25–27% | | Particle size | <200mm | <50mm | <2mm | **Nigerian Lithium Ore Characteristics:** Nigerian spodumene deposits, primarily found in Nasarawa, Kaduna, Kwara, and Plateau states, typically feature: - Li2O content: 1.2–3.5% (direct shipping ore) - Iron content: 0.5–2% (varies by deposit) - Good crystal structure suitable for flotation concentration - Low radioactivity levels (NNRA clearance straightforward) **Testing & Certification Requirements:** 1. **XRF Analysis:** Determines elemental composition. Must be performed by an accredited laboratory. 2. **ICP-OES/ICP-MS:** Precise lithium content measurement. Required for battery-grade claims. 3. **Moisture Analysis:** Standard oven-drying method at 105°C. 4. **Particle Size Distribution:** Sieve analysis per ASTM standards. 5. **Radioactivity Test:** NNRA clearance required for all Nigerian mineral exports. **Processing Chain:** 1. Mining (open-pit or underground) → Run-of-mine (ROM) ore 2. Crushing and sorting → Sized ore (DSO – Direct Shipping Ore) 3. Dense media separation → Concentrated ore (4-5% Li2O) 4. Flotation → Spodumene concentrate (5-6% Li2O) 5. Calcination (alpha to beta conversion) → Chemical-grade concentrate 6. Conversion plant → Lithium carbonate or lithium hydroxide **Pricing Benchmarks (2025-2026):** - DSO (1.5-2% Li2O): $300-500/MT FOB - Concentrated ore (4-5% Li2O): $800-1,200/MT FOB - Spodumene concentrate (5.5-6% Li2O): $1,000-2,000/MT CIF China **Due Diligence for Buyers:** - Verify mining licenses with Nigerian Mining Cadastre Office - Confirm OECD due diligence compliance - Request independent geological survey reports - Insist on sample testing before committing to bulk orders - Verify export permits from Ministry of Mines and Steel Development

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World Wide Services Expands Mineral Export Operations to 12 New Markets

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World Wide Services Expands Mineral Export Operations to 12 New Markets