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 stands tall as one of the leading Lapis Lazuli suppliers & exporter from Nigeria, delivering nature's deep-blue gemstone to global markets with pride and precision. Our Lapis Lazuli is known for its rich royal blue color, golden flecks of pyrite, and powerful symbolism-making it a favorite for fine jewelry, healing practices, and decorative art.
As the best quality Lapis Lazuli supplier & exporter, we ensure that each stone is ethically sourced, expertly sorted, and carefully packaged to meet international quality benchmarks. Whether you seek raw chunks or polished stones, our Lapis Lazuli is guaranteed to add timeless elegance to your product line. With Ashstone Exports Ltd, you're not just buying gemstones-you're partnering with a team committed to authenticity, transparency, and global excellence. Choose Ashstone Exports-the leading Lapis Lazuli suppliers & exporter from Nigeria-and experience the rich heritage and radiant beauty of Nigeria's finest Lapis Lazuli.
Property | Specification |
Chemical Formula | Na₈Al₆Si₆O₂₄(S,SO₄)₂ (Main components: Lazurite, Calcite, Pyrite) |
Crystal System | Cubic (mainly massive, granular) |
Hardness (Mohs) | 5 – 5.5 |
Specific Gravity | 2.7 – 2.9 |
Cleavage | None |
Fracture | Conchoidal to uneven |
Luster | Vitreous to dull (can have a waxy appearance due to calcite) |
Transparency | Opaque |
Refractive Index | 1.5 – 1.7 |
Color | Deep blue, with gold flecks (from pyrite inclusions) |
Streak | Blue |
Tenacity | Brittle |
Crystal Habit | Massive, granular, and sometimes forms nodules |