Welcome To Ashstone Exports LTD

  • Nigeria

Ashstone Exports Ltd

Sapphire

Ashstone Exports Ltd is proud to be one of the leading Sapphire suppliers & exporter from Nigeria, offering high-quality natural Sapphires known for their deep blue brilliance and exceptional hardness. Mined from Nigeria's mineral-rich zones, our Sapphires are available in various shades including blue, pink, yellow, and green, with excellent transparency and minimal inclusions. We supply both rough and cut Sapphires, tailored to the needs of jewelers, gemstone dealers, and collectors across the globe. Each stone is ethically sourced, professionally graded, and carefully packed to preserve its natural beauty and value.

Recognized as the best quality Sapphire supplier & exporter, Ashstone Exports guarantees authenticity, competitive pricing, and timely international delivery. Whether you require bulk quantities or specialized selections, we offer flexible solutions backed by trust and industry expertise. Choose Ashstone Exports for genuine Nigerian Sapphires that radiate quality and elevate your collection or product line.

Property Specification
Chemical Formula Al₂O₃ (Aluminum Oxide)
Crystal System Trigonal (Hexagonal)
Hardness (Mohs) 9
Specific Gravity 3.95 – 4.03
Cleavage None (parting may occur)
Fracture Conchoidal to uneven
Luster Vitreous
Transparency Transparent to opaque
Refractive Index 1.762 – 1.770
Color Typically blue; also pink, yellow, green, orange, purple, and colorless
Streak White
Tenacity Brittle
Crystal Habit Tabular, prismatic, or bipyramidal crystals
Pleochroism Strong in colored varieties (especially blue sapphires)
Birefringence 0.008 – 0.010