House 2 Amasom 18 Bishop Edward Benson street Ogudu GRA phase 2
Welcome To Ashstone Exports LTD
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Nigeria
Ashstone Exports Ltd is recognized among the leading Aquamarine suppliers & exporter from Nigeria, offering stunning Aquamarine gemstones that showcase the serene hues of blue and green. Sourced from rich mineral zones across Nigeria, our Aquamarine is prized for its excellent transparency, clarity, and durability-making it a favorite for fine jewelry and luxury ornaments.
We provide both rough and cut Aquamarine stones, professionally graded for color, size, and brilliance. Whether you're a jeweler, wholesaler, or collector, our gemstones meet international standards with ethical sourcing and expert handling. As the best quality Aquamarine supplier & exporter, Ashstone Exports is committed to delivering genuine, high-grade stones with secure packaging and prompt global shipping. Our focus on consistency, integrity, and customer satisfaction ensures long-term value for every client. Trust Ashstone Exports for premium Nigerian Aquamarine that reflects the calm, beauty, and depth of the ocean-naturally and responsibly sourced.
Property | Specification |
Chemical Formula | Be₃Al₂Si₆O₁₈ (Beryl family) |
Crystal System | Hexagonal |
Hardness (Mohs) | 7.5 – 8 |
Specific Gravity | 2.68 – 2.74 |
Cleavage | Poor, basal |
Fracture | Conchoidal to uneven |
Luster | Vitreous |
Transparency | Transparent to translucent |
Refractive Index | 1.577 – 1.583 |
Color | Light blue to blue-green |
Streak | White |
Tenacity | Brittle |
Crystal Habit | Prismatic, hexagonal crystals |
Pleochroism | Weak to moderate (blue to greenish-blue) |
Birefringence | 0.005 – 0.009 |
Dispersion | 0.014 (low) |